20010333122100 has 54 divisors (see below), whose sum is σ = 62721277488870. Its totient is φ = 5336088832320.

The previous prime is 20010333122027. The next prime is 20010333122119. The reversal of 20010333122100 is 122133301002.

20010333122100 is a `hidden beast` number, since 20 + 0 + 103 + 331 + 2 + 210 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 4657775443344 + 15352557678756 = 2158188^2 + 3918234^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11116850835 + ... + 11116852634.

Almost surely, 2^{20010333122100} is an apocalyptic number.

20010333122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20010333122100 is an abundant number, since it is smaller than the sum of its proper divisors (42710944366770).

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

20010333122100 is a wasteful number, since it uses less digits than its factorization.

20010333122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22233703489 (or 22233703479 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20010333122100 its reverse (122133301002), we get a palindrome (20132466423102).

The spelling of 20010333122100 in words is "twenty trillion, ten billion, three hundred thirty-three million, one hundred twenty-two thousand, one hundred".