22132402221012 has 24 divisors (see below), whose sum is σ = 51904415366496. Its totient is φ = 7340018333088.

The previous prime is 22132402220993. The next prime is 22132402221023. The reversal of 22132402221012 is 21012220423122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4681131778 + ... + 4681136505.

It is an arithmetic number, because the mean of its divisors is an integer number (2162683973604).

Almost surely, 2^{22132402221012} is an apocalyptic number.

It is an amenable number.

22132402221012 is an abundant number, since it is smaller than the sum of its proper divisors (29772013145484).

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

22132402221012 is a wasteful number, since it uses less digits than its factorization.

22132402221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9362268487 (or 9362268485 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 22132402221012 its reverse (21012220423122), we get a palindrome (43144622644134).

The spelling of 22132402221012 in words is "twenty-two trillion, one hundred thirty-two billion, four hundred two million, two hundred twenty-one thousand, twelve".