20110102121102 has 64 divisors (see below), whose sum is σ = 35764328269824. Its totient is φ = 8301726961920.

The previous prime is 20110102121051. The next prime is 20110102121107. The reversal of 20110102121102 is 20112120101102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110102121107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 370481588 + ... + 370535864.

It is an arithmetic number, because the mean of its divisors is an integer number (558817629216).

Almost surely, 2^{20110102121102} is an apocalyptic number.

20110102121102 is a deficient number, since it is larger than the sum of its proper divisors (15654226148722).

20110102121102 is a wasteful number, since it uses less digits than its factorization.

20110102121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62833.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20110102121102 its reverse (20112120101102), we get a palindrome (40222222222204).

The spelling of 20110102121102 in words is "twenty trillion, one hundred ten billion, one hundred two million, one hundred twenty-one thousand, one hundred two".