20122112210102 has 16 divisors (see below), whose sum is σ = 34766664069120. Its totient is φ = 8555858734248.

The previous prime is 20122112210077. The next prime is 20122112210119. The reversal of 20122112210102 is 20101221122102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5658634952 + ... + 5658638507.

It is an arithmetic number, because the mean of its divisors is an integer number (2172916504320).

Almost surely, 2^{20122112210102} is an apocalyptic number.

20122112210102 is a deficient number, since it is larger than the sum of its proper divisors (14644551859018).

20122112210102 is a wasteful number, since it uses less digits than its factorization.

20122112210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11317273595.

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

Adding to 20122112210102 its reverse (20101221122102), we get a palindrome (40223333332204).

The spelling of 20122112210102 in words is "twenty trillion, one hundred twenty-two billion, one hundred twelve million, two hundred ten thousand, one hundred two".