232122344520 has 256 divisors, whose sum is σ = 811486874880. Its totient is φ = 52492697600.

The previous prime is 232122344513. The next prime is 232122344551. The reversal of 232122344520 is 25443221232.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2489950 + ... + 2581490.

It is an arithmetic number, because the mean of its divisors is an integer number (3169870605).

Almost surely, 2^232122344520 is an apocalyptic number.

232122344520 is a gapful number since it is divisible by the number (20) 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 232122344520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405743437440).

232122344520 is an abundant number, since it is smaller than the sum of its proper divisors (579364530360).

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

232122344520 is a wasteful number, since it uses less digits than its factorization.

232122344520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91696 (or 91692 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 232122344520 its reverse (25443221232), we get a palindrome (257565565752).

The spelling of 232122344520 in words is "two hundred thirty-two billion, one hundred twenty-two million, three hundred forty-four thousand, five hundred twenty".