22212032002 has 16 divisors (see below), whose sum is σ = 34541753400. Its totient is φ = 10699776640.

The previous prime is 22212031999. The next prime is 22212032071. The reversal of 22212032002 is 20023021222.

It can be written as a sum of positive squares in 4 ways, for example, as 13428406161 + 8783625841 = 115881^2 + 93721^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388627 + ... + 442102.

Almost surely, 2^22212032002 is an apocalyptic number.

22212032002 is a deficient number, since it is larger than the sum of its proper divisors (12329721398).

22212032002 is a wasteful number, since it uses less digits than its factorization.

22212032002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831221.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22212032002 its reverse (20023021222), we get a palindrome (42235053224).

The spelling of 22212032002 in words is "twenty-two billion, two hundred twelve million, thirty-two thousand, two".