2212110311232 has 84 divisors (see below), whose sum is σ = 6118412350400. Its totient is φ = 705310501632.

The previous prime is 2212110311227. The next prime is 2212110311233. The reversal of 2212110311232 is 2321130112122.

It is a junction number, because it is equal to n+sod(n) for n = 2212110311199 and 2212110311208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212110311233) 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, 10788232 + ... + 10991367.

Almost surely, 2^{2212110311232} is an apocalyptic number.

It is an amenable number.

2212110311232 is an abundant number, since it is smaller than the sum of its proper divisors (3906302039168).

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

2212110311232 is a wasteful number, since it uses less digits than its factorization.

2212110311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21779660 (or 21779627 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2212110311232 its reverse (2321130112122), we get a palindrome (4533240423354).

The spelling of 2212110311232 in words is "two trillion, two hundred twelve billion, one hundred ten million, three hundred eleven thousand, two hundred thirty-two".