1212210122102 has 32 divisors (see below), whose sum is σ = 2150533627200. Its totient is φ = 501417197568.

The previous prime is 1212210122083. The next prime is 1212210122143. The reversal of 1212210122102 is 2012210122121.

It is a congruent number.

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, 536558 + ... + 1646910.

It is an arithmetic number, because the mean of its divisors is an integer number (67204175850).

Almost surely, 2^{1212210122102} is an apocalyptic number.

1212210122102 is a deficient number, since it is larger than the sum of its proper divisors (938323505098).

1212210122102 is a wasteful number, since it uses less digits than its factorization.

1212210122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113080.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1212210122102 its reverse (2012210122121), we get a palindrome (3224420244223).

The spelling of 1212210122102 in words is "one trillion, two hundred twelve billion, two hundred ten million, one hundred twenty-two thousand, one hundred two".