20112133112302 has 16 divisors (see below), whose sum is σ = 37612300885632. Its totient is φ = 7835896017720.

The previous prime is 20112133112273. The next prime is 20112133112303. The reversal of 20112133112302 is 20321133121102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112133112303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65299133328 + ... + 65299133635.

It is an arithmetic number, because the mean of its divisors is an integer number (2350768805352).

Almost surely, 2^{20112133112302} is an apocalyptic number.

20112133112302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20112133112302 is a deficient number, since it is larger than the sum of its proper divisors (17500167773330).

20112133112302 is a wasteful number, since it uses less digits than its factorization.

20112133112302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130598266983.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20112133112302 its reverse (20321133121102), we get a palindrome (40433266233404).

The spelling of 20112133112302 in words is "twenty trillion, one hundred twelve billion, one hundred thirty-three million, one hundred twelve thousand, three hundred two".