20012022200 has 24 divisors (see below), whose sum is σ = 46527952080. Its totient is φ = 8004808800.

The previous prime is 20012022187. The next prime is 20012022211. The reversal of 20012022200 is 222021002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50029856 + ... + 50030255.

It is an arithmetic number, because the mean of its divisors is an integer number (1938664670).

Almost surely, 2^20012022200 is an apocalyptic number.

20012022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20012022200 is an abundant number, since it is smaller than the sum of its proper divisors (26515929880).

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

20012022200 is a wasteful number, since it uses less digits than its factorization.

20012022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100060127 (or 100060118 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20012022200 its reverse (222021002), we get a palindrome (20234043202).

The spelling of 20012022200 in words is "twenty billion, twelve million, twenty-two thousand, two hundred".