22432232420312 has 128 divisors (see below), whose sum is σ = 49793801379840. Its totient is φ = 9339771233280.

The previous prime is 22432232420309. The next prime is 22432232420321. The reversal of 22432232420312 is 21302423223422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421101503 + ... + 421154769.

It is an arithmetic number, because the mean of its divisors is an integer number (389014073280).

Almost surely, 2^{22432232420312} is an apocalyptic number.

22432232420312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22432232420312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24896900689920).

22432232420312 is an abundant number, since it is smaller than the sum of its proper divisors (27361568959528).

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

22432232420312 is a wasteful number, since it uses less digits than its factorization.

22432232420312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56121 (or 56117 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 22432232420312 its reverse (21302423223422), we get a palindrome (43734655643734).

The spelling of 22432232420312 in words is "twenty-two trillion, four hundred thirty-two billion, two hundred thirty-two million, four hundred twenty thousand, three hundred twelve".