22212332032 has 60 divisors (see below), whose sum is σ = 48782865978. Its totient is φ = 10096486400.

The previous prime is 22212332003. The next prime is 22212332053. The reversal of 22212332032 is 23023321222.

It can be written as a sum of positive squares in only one way, i.e., 21908736256 + 303595776 = 148016^2 + 17424^2 .

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22212331994 and 22212332012.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117319 + ... + 241222.

Almost surely, 2^22212332032 is an apocalyptic number.

22212332032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22212332032 is an abundant number, since it is smaller than the sum of its proper divisors (26570533946).

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

22212332032 is an equidigital number, since it uses as much as digits as its factorization.

22212332032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358581 (or 358554 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22212332032 its reverse (23023321222), we get a palindrome (45235653254).

The spelling of 22212332032 in words is "twenty-two billion, two hundred twelve million, three hundred thirty-two thousand, thirty-two".