232202121125540 has 48 divisors (see below), whose sum is σ = 488885671113840. Its totient is φ = 92640624199680.

The previous prime is 232202121125479. The next prime is 232202121125561. The reversal of 232202121125540 is 45521121202232.

It can be written as a sum of positive squares in 8 ways, for example, as 6330739081216 + 225871382044324 = 2516096^2 + 15029018^2 .

It is a junction number, because it is equal to n+sod(n) for n = 232202121125497 and 232202121125506.

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, 590406560 + ... + 590799720.

It is an arithmetic number, because the mean of its divisors is an integer number (10185118148205).

Almost surely, 2^{232202121125540} is an apocalyptic number.

232202121125540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232202121125540 is an abundant number, since it is smaller than the sum of its proper divisors (256683549988300).

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

232202121125540 is a wasteful number, since it uses less digits than its factorization.

232202121125540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469472 (or 469470 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 232202121125540 its reverse (45521121202232), we get a palindrome (277723242327772).

The spelling of 232202121125540 in words is "two hundred thirty-two trillion, two hundred two billion, one hundred twenty-one million, one hundred twenty-five thousand, five hundred forty".