232521151043242 has 4 divisors (see below), whose sum is σ = 348781726564866. Its totient is φ = 116260575521620.

The previous prime is 232521151043231. The next prime is 232521151043263. The reversal of 232521151043242 is 242340151125232.

232521151043242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 126396931684321 + 106124219358921 = 11242639^2 + 10301661^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58130287760809 + ... + 58130287760812.

Almost surely, 2^{232521151043242} is an apocalyptic number.

232521151043242 is a deficient number, since it is larger than the sum of its proper divisors (116260575521624).

232521151043242 is a wasteful number, since it uses less digits than its factorization.

232521151043242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116260575521623.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 232521151043242 in words is "two hundred thirty-two trillion, five hundred twenty-one billion, one hundred fifty-one million, forty-three thousand, two hundred forty-two".