2122572531 has 8 divisors (see below), whose sum is σ = 2876491984. Its totient is φ = 1391850720.

The previous prime is 2122572521. The next prime is 2122572533. The reversal of 2122572531 is 1352752212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2122572531 - 2⁶ = 2122572467 is a prime.

It is a super-2 number, since 2×2122572531² = 9010628298711491922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122572533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5799196 + ... + 5799561.

It is an arithmetic number, because the mean of its divisors is an integer number (359561498).

Almost surely, 2^2122572531 is an apocalyptic number.

2122572531 is a deficient number, since it is larger than the sum of its proper divisors (753919453).

2122572531 is a wasteful number, since it uses less digits than its factorization.

2122572531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11598821.

The product of its digits is 8400, while the sum is 30.

The square root of 2122572531 is about 46071.3851647636. The cubic root of 2122572531 is about 1285.1510632056.

The spelling of 2122572531 in words is "two billion, one hundred twenty-two million, five hundred seventy-two thousand, five hundred thirty-one".