102212120202122 has 48 divisors (see below), whose sum is σ = 180177758729280. Its totient is φ = 43356658145472.

The previous prime is 102212120202119. The next prime is 102212120202251. The reversal of 102212120202122 is 221202021212201.

It is a junction number, because it is equal to n+sod(n) for n = 102212120202094 and 102212120202103.

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, 16133654 + ... + 21557342.

It is an arithmetic number, because the mean of its divisors is an integer number (3753703306860).

Almost surely, 2^{102212120202122} is an apocalyptic number.

102212120202122 is a deficient number, since it is larger than the sum of its proper divisors (77965638527158).

102212120202122 is a wasteful number, since it uses less digits than its factorization.

102212120202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5425675 (or 5425668 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102212120202122 its reverse (221202021212201), we get a palindrome (323414141414323).

The spelling of 102212120202122 in words is "one hundred two trillion, two hundred twelve billion, one hundred twenty million, two hundred two thousand, one hundred twenty-two".