232220100513540 has 48 divisors (see below), whose sum is σ = 653483699971200. Its totient is φ = 61614177419520.

The previous prime is 232220100513539. The next prime is 232220100513623. The reversal of 232220100513540 is 45315001022232.

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

It is a junction number, because it is equal to n+sod(n) for n = 232220100513498 and 232220100513507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9724447881 + ... + 9724471760.

It is an arithmetic number, because the mean of its divisors is an integer number (13614243749400).

Almost surely, 2^{232220100513540} is an apocalyptic number.

232220100513540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232220100513540 is an abundant number, since it is smaller than the sum of its proper divisors (421263599457660).

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

232220100513540 is a wasteful number, since it uses less digits than its factorization.

232220100513540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19448919852 (or 19448919850 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 232220100513540 its reverse (45315001022232), we get a palindrome (277535101535772).

The spelling of 232220100513540 in words is "two hundred thirty-two trillion, two hundred twenty billion, one hundred million, five hundred thirteen thousand, five hundred forty".