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101220200012222 = 256846338902967
BaseRepresentation
bin10111000000111100101010…
…000100001101100110111110
3111021101120000202220120200222
4113000330222010031212332
5101231342432200342342
6555135530135421342
730214626626130224
oct2700745204154676
9437346022816628
10101220200012222
112a285278113445
12b4291a0224852
1344630406982b5
141add126008b14
15ba7e82a83ed2
hex5c0f2a10d9be

101220200012222 has 8 divisors (see below), whose sum is σ = 151830343781136. Its totient is φ = 50610085418512.

The previous prime is 101220200012219. The next prime is 101220200012227. The reversal of 101220200012222 is 222210002022101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-5 number, since 5×1012202000122225 (a number of 71 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101220200012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220200012227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6917783 + ... + 15820749.

It is an arithmetic number, because the mean of its divisors is an integer number (18978792972642).

Almost surely, 2101220200012222 is an apocalyptic number.

101220200012222 is a deficient number, since it is larger than the sum of its proper divisors (50610143768914).

101220200012222 is an equidigital number, since it uses as much as digits as its factorization.

101220200012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14587602.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 101220200012222 its reverse (222210002022101), we get a palindrome (323430202034323).

The spelling of 101220200012222 in words is "one hundred one trillion, two hundred twenty billion, two hundred million, twelve thousand, two hundred twenty-two".

Divisors: 1 2 5684633 8902967 11369266 17805934 50610100006111 101220200012222