1122025131 has 6 divisors (see below), whose sum is σ = 1620702980. Its totient is φ = 748016748.

The previous prime is 1122025103. The next prime is 1122025139. The reversal of 1122025131 is 1315202211.

It is not a de Polignac number, because 1122025131 - 2²³ = 1113636523 is a prime.

It is a super-2 number, since 2×1122025131² = 2517880789191134322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122025139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62334721 + ... + 62334738.

Almost surely, 2^1122025131 is an apocalyptic number.

1122025131 is a deficient number, since it is larger than the sum of its proper divisors (498677849).

1122025131 is a wasteful number, since it uses less digits than its factorization.

1122025131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124669465 (or 124669462 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1122025131 is about 33496.6435781259. The cubic root of 1122025131 is about 1039.1243649694.

Adding to 1122025131 its reverse (1315202211), we get a palindrome (2437227342).

The spelling of 1122025131 in words is "one billion, one hundred twenty-two million, twenty-five thousand, one hundred thirty-one".