20002023312102 has 64 divisors (see below), whose sum is σ = 50387463168000. Its totient is φ = 5830549301664.

The previous prime is 20002023312101. The next prime is 20002023312133. The reversal of 20002023312102 is 20121332020002.

20002023312102 is a `hidden beast` number, since 200 + 0 + 20 + 233 + 1 + 210 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002023312101) 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, 749800102 + ... + 749826777.

It is an arithmetic number, because the mean of its divisors is an integer number (787304112000).

Almost surely, 2^{20002023312102} is an apocalyptic number.

20002023312102 is an abundant number, since it is smaller than the sum of its proper divisors (30385439855898).

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

20002023312102 is a wasteful number, since it uses less digits than its factorization.

20002023312102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499626922 (or 1499626916 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20002023312102 its reverse (20121332020002), we get a palindrome (40123355332104).

The spelling of 20002023312102 in words is "twenty trillion, two billion, twenty-three million, three hundred twelve thousand, one hundred two".