2150131523522 has 4 divisors (see below), whose sum is σ = 3225197285286. Its totient is φ = 1075065761760.

The previous prime is 2150131523503. The next prime is 2150131523537. The reversal of 2150131523522 is 2253251310512.

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., 1601644644721 + 548486878801 = 1265561^2 + 740599^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537532880879 + ... + 537532880882.

Almost surely, 2^{2150131523522} is an apocalyptic number.

2150131523522 is a deficient number, since it is larger than the sum of its proper divisors (1075065761764).

2150131523522 is a wasteful number, since it uses less digits than its factorization.

2150131523522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075065761763.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 2150131523522 in words is "two trillion, one hundred fifty billion, one hundred thirty-one million, five hundred twenty-three thousand, five hundred twenty-two".