2225205522531 has 32 divisors (see below), whose sum is σ = 3461841784320. Its totient is φ = 1409933539872.

The previous prime is 2225205522499. The next prime is 2225205522559. The reversal of 2225205522531 is 1352255025222.

2225205522531 is a `hidden beast` number, since 2 + 2 + 2 + 52 + 0 + 55 + 22 + 531 = 666.

It is not a de Polignac number, because 2225205522531 - 2⁵ = 2225205522499 is a prime.

It is a super-2 number, since 2×2225205522531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2225205522431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11314165 + ... + 11509158.

It is an arithmetic number, because the mean of its divisors is an integer number (108182555760).

Almost surely, 2^{2225205522531} is an apocalyptic number.

2225205522531 is a deficient number, since it is larger than the sum of its proper divisors (1236636261789).

2225205522531 is a wasteful number, since it uses less digits than its factorization.

2225205522531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22823512 (or 22823506 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 2225205522531 in words is "two trillion, two hundred twenty-five billion, two hundred five million, five hundred twenty-two thousand, five hundred thirty-one".