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111022212210102 = 23221341289016479
BaseRepresentation
bin11001001111100101011111…
…100001010101110110110110
3112120002121201212011101121100
4121033211133201111312312
5104022441442311210402
61032042522235030530
732246042626114614
oct3117453741256666
9476077655141540
10111022212210102
113241428a4a4316
1210550a2229b446
1349c447135ca8b
141d5b70a3a86b4
15cc7e2102471c
hex64f95f855db6

111022212210102 has 24 divisors (see below), whose sum is σ = 240559398930240. Its totient is φ = 37005669843120.

The previous prime is 111022212210097. The next prime is 111022212210121. The reversal of 111022212210102 is 201012212220111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144124102 + ... + 144892377.

It is an arithmetic number, because the mean of its divisors is an integer number (10023308288760).

Almost surely, 2111022212210102 is an apocalyptic number.

111022212210102 is an abundant number, since it is smaller than the sum of its proper divisors (129537186720138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111022212210102 is a wasteful number, since it uses less digits than its factorization.

111022212210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289037828 (or 289037825 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111022212210102 its reverse (201012212220111), we get a palindrome (312034424430213).

The spelling of 111022212210102 in words is "one hundred eleven trillion, twenty-two billion, two hundred twelve million, two hundred ten thousand, one hundred two".

Divisors: 1 2 3 6 9 18 21341 42682 64023 128046 192069 384138 289016479 578032958 867049437 1734098874 2601148311 5202296622 6167900678339 12335801356678 18503702035017 37007404070034 55511106105051 111022212210102