20002012222100 has 36 divisors (see below), whose sum is σ = 43691812690848. Its totient is φ = 7947819420000.

The previous prime is 20002012222099. The next prime is 20002012222111. The reversal of 20002012222100 is 122221020002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 662303186 + ... + 662333385.

Almost surely, 2^{20002012222100} is an apocalyptic number.

20002012222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002012222100 is an abundant number, since it is smaller than the sum of its proper divisors (23689800468748).

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

20002012222100 is a wasteful number, since it uses less digits than its factorization.

20002012222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324636736 (or 1324636729 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20002012222100 its reverse (122221020002), we get a palindrome (20124233242102).

The spelling of 20002012222100 in words is "twenty trillion, two billion, twelve million, two hundred twenty-two thousand, one hundred".