200020210022100 has 144 divisors (see below), whose sum is σ = 623558369210112. Its totient is φ = 49210787351040.

The previous prime is 200020210022089. The next prime is 200020210022107. The reversal of 200020210022100 is 1220012020002.

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 (200020210022107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5302572 + ... + 20691971.

It is an arithmetic number, because the mean of its divisors is an integer number (4330266452848).

Almost surely, 2^{200020210022100} is an apocalyptic number.

200020210022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200020210022100 is an abundant number, since it is smaller than the sum of its proper divisors (423538159188012).

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

200020210022100 is a wasteful number, since it uses less digits than its factorization.

200020210022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25996546 (or 25996539 counting only the distinct ones).

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

Adding to 200020210022100 its reverse (1220012020002), we get a palindrome (201240222042102).

The spelling of 200020210022100 in words is "two hundred trillion, twenty billion, two hundred ten million, twenty-two thousand, one hundred".