102021022102212 has 48 divisors (see below), whose sum is σ = 265006621857600. Its totient is φ = 33941734781760.

The previous prime is 102021022102193. The next prime is 102021022102367. The reversal of 102021022102212 is 212201220120201.

It is a happy number.

102021022102212 is a `hidden beast` number, since 1 + 0 + 20 + 210 + 2 + 210 + 221 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906507162 + ... + 906619697.

It is an arithmetic number, because the mean of its divisors is an integer number (5520971288700).

Almost surely, 2^{102021022102212} is an apocalyptic number.

102021022102212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102021022102212 is an abundant number, since it is smaller than the sum of its proper divisors (162985599755388).

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

102021022102212 is a wasteful number, since it uses less digits than its factorization.

102021022102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813127393 (or 1813127385 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102021022102212 its reverse (212201220120201), we get a palindrome (314222242222413).

The spelling of 102021022102212 in words is "one hundred two trillion, twenty-one billion, twenty-two million, one hundred two thousand, two hundred twelve".