102212210121102 has 48 divisors (see below), whose sum is σ = 221663282572368. Its totient is φ = 34039431676800.

The previous prime is 102212210121089. The next prime is 102212210121187. The reversal of 102212210121102 is 201121012212201.

102212210121102 is a `hidden beast` number, since 1 + 0 + 221 + 221 + 0 + 121 + 102 = 666.

It is a super-2 number, since 2×102212210121102² (a number of 29 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 1257290368 + ... + 1257371660.

It is an arithmetic number, because the mean of its divisors is an integer number (4617985053591).

Almost surely, 2^{102212210121102} is an apocalyptic number.

102212210121102 is an abundant number, since it is smaller than the sum of its proper divisors (119451072451266).

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

102212210121102 is a wasteful number, since it uses less digits than its factorization.

102212210121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144625 (or 144622 counting only the distinct ones).

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

Adding to 102212210121102 its reverse (201121012212201), we get a palindrome (303333222333303).

The spelling of 102212210121102 in words is "one hundred two trillion, two hundred twelve billion, two hundred ten million, one hundred twenty-one thousand, one hundred two".