20012002122200 has 96 divisors (see below), whose sum is σ = 50884294558320. Its totient is φ = 7258944000000.

The previous prime is 20012002122197. The next prime is 20012002122223. The reversal of 20012002122200 is 222120021002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10459901 + ... + 12224300.

Almost surely, 2^{20012002122200} is an apocalyptic number.

20012002122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20012002122200 is an abundant number, since it is smaller than the sum of its proper divisors (30872292436120).

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

20012002122200 is a wasteful number, since it uses less digits than its factorization.

20012002122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22684629 (or 22684620 counting only the distinct ones).

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

Adding to 20012002122200 its reverse (222120021002), we get a palindrome (20234122143202).

The spelling of 20012002122200 in words is "twenty trillion, twelve billion, two million, one hundred twenty-two thousand, two hundred".