22132202312 has 32 divisors (see below), whose sum is σ = 45473460480. Its totient is φ = 10014970560.

The previous prime is 22132202291. The next prime is 22132202317. The reversal of 22132202312 is 21320223122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22132202317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544283 + ... + 583530.

It is an arithmetic number, because the mean of its divisors is an integer number (1421045640).

Almost surely, 2^22132202312 is an apocalyptic number.

22132202312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22132202312 is an abundant number, since it is smaller than the sum of its proper divisors (23341258168).

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

22132202312 is a wasteful number, since it uses less digits than its factorization.

22132202312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128053 (or 1128049 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22132202312 its reverse (21320223122), we get a palindrome (43452425434).

The spelling of 22132202312 in words is "twenty-two billion, one hundred thirty-two million, two hundred two thousand, three hundred twelve".