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211112122212002 = 2112910130071108949
BaseRepresentation
bin110000000000000101011111…
…000011010101111010100010
31000200111010021210000020211102
4300000011133003111322202
5210132330111241241002
62024555323045114402
762316230122546454
oct6000053703257242
91020433253006742
10211112122212002
11612a316a341690
121b816b3a6b8a02
1390a4a31776b7b
143a1bc4a16c2d4
15196179dce4a02
hexc0015f0d5ea2

211112122212002 has 64 divisors (see below), whose sum is σ = 360922099104000. Its totient is φ = 91729858080000.

The previous prime is 211112122211999. The next prime is 211112122212053. The reversal of 211112122212002 is 200212221211112.

It is a super-3 number, since 3×2111121222120023 (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1937660624 + ... + 1937769572.

It is an arithmetic number, because the mean of its divisors is an integer number (5639407798500).

Almost surely, 2211112122212002 is an apocalyptic number.

211112122212002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211112122212002 is a deficient number, since it is larger than the sum of its proper divisors (149809976891998).

211112122212002 is a wasteful number, since it uses less digits than its factorization.

211112122212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139163.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211112122212002 its reverse (200212221211112), we get a palindrome (411324343423114).

The spelling of 211112122212002 in words is "two hundred eleven trillion, one hundred twelve billion, one hundred twenty-two million, two hundred twelve thousand, two".

Divisors: 1 2 11 22 29 58 101 202 319 638 1111 2222 2929 5858 30071 32219 60142 64438 108949 217898 330781 661562 872059 1198439 1744118 2396878 3037171 3159521 6074342 6319042 9592649 11003849 19185298 22007698 33408881 34754731 66817762 69509462 88077959 121042339 176155918 242084678 319111621 638223242 968857549 1937715098 3276205379 3510227831 6552410758 7020455662 36038259169 72076518338 95009955991 190019911982 330896743279 661793486558 1045109515901 2090219031802 3639864176069 7279728352138 9596005555091 19192011110182 105556061106001 211112122212002