20111233211102 has 32 divisors (see below), whose sum is σ = 33241762935648. Its totient is φ = 9049152400000.

The previous prime is 20111233211087. The next prime is 20111233211129.

20111233211102 is nontrivially palindromic in base 10.

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, 10255352 + ... + 12057972.

It is an arithmetic number, because the mean of its divisors is an integer number (1038805091739).

Almost surely, 2^{20111233211102} is an apocalyptic number.

20111233211102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20111233211102 is a deficient number, since it is larger than the sum of its proper divisors (13130529724546).

20111233211102 is a wasteful number, since it uses less digits than its factorization.

20111233211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807756.

The product of its (nonzero) digits is 144, while the sum is 20.

It can be divided in two parts, 2011123 and 3211102, that added together give a palindrome (5222225).

The spelling of 20111233211102 in words is "twenty trillion, one hundred eleven billion, two hundred thirty-three million, two hundred eleven thousand, one hundred two".