20133120123102 has 64 divisors (see below), whose sum is σ = 47517973106688. Its totient is φ = 5565010176000.

The previous prime is 20133120123097. The next prime is 20133120123143. The reversal of 20133120123102 is 20132102133102.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1711102 + ... + 6572222.

It is an arithmetic number, because the mean of its divisors is an integer number (742468329792).

Almost surely, 2^{20133120123102} is an apocalyptic number.

20133120123102 is an abundant number, since it is smaller than the sum of its proper divisors (27384852983586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20133120123102 is a wasteful number, since it uses less digits than its factorization.

20133120123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864345.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20133120123102 its reverse (20132102133102), we get a palindrome (40265222256204).

The spelling of 20133120123102 in words is "twenty trillion, one hundred thirty-three billion, one hundred twenty million, one hundred twenty-three thousand, one hundred two".