20211000202200 has 48 divisors (see below), whose sum is σ = 62654100628680. Its totient is φ = 5389600053760.

The previous prime is 20211000202171. The next prime is 20211000202207. The reversal of 20211000202200 is 220200011202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211000202207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16842499569 + ... + 16842500768.

Almost surely, 2^{20211000202200} is an apocalyptic number.

20211000202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20211000202200 is an abundant number, since it is smaller than the sum of its proper divisors (42443100426480).

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

20211000202200 is a wasteful number, since it uses less digits than its factorization.

20211000202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33685000356 (or 33685000347 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20211000202200 its reverse (220200011202), we get a palindrome (20431200213402).

The spelling of 20211000202200 in words is "twenty trillion, two hundred eleven billion, two hundred two thousand, two hundred".