2220332011212 has 72 divisors (see below), whose sum is σ = 6189497018544. Its totient is φ = 617235147648.

The previous prime is 2220332011211. The next prime is 2220332011231. The reversal of 2220332011212 is 2121102330222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2220332011211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51006283 + ... + 51049794.

Almost surely, 2^{2220332011212} is an apocalyptic number.

It is an amenable number.

2220332011212 is an abundant number, since it is smaller than the sum of its proper divisors (3969165007332).

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

2220332011212 is a wasteful number, since it uses less digits than its factorization.

2220332011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102056135 (or 102056126 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2220332011212 its reverse (2121102330222), we get a palindrome (4341434341434).

The spelling of 2220332011212 in words is "two trillion, two hundred twenty billion, three hundred thirty-two million, eleven thousand, two hundred twelve".