2212311020100 has 72 divisors (see below), whose sum is σ = 6621675768960. Its totient is φ = 569606513280.

The previous prime is 2212311020081. The next prime is 2212311020119. The reversal of 2212311020100 is 10201132122.

It is an interprime number because it is at equal distance from previous prime (2212311020081) and next prime (2212311020119).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2212311020100.

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, 127135612 + ... + 127153011.

Almost surely, 2^{2212311020100} is an apocalyptic number.

2212311020100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212311020100 is an abundant number, since it is smaller than the sum of its proper divisors (4409364748860).

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

2212311020100 is a wasteful number, since it uses less digits than its factorization.

2212311020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254288669 (or 254288662 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2212311020100 its reverse (10201132122), we get a palindrome (2222512152222).

The spelling of 2212311020100 in words is "two trillion, two hundred twelve billion, three hundred eleven million, twenty thousand, one hundred".