1121550552025 has 24 divisors (see below), whose sum is σ = 1405230059520. Its totient is φ = 887883087360.

The previous prime is 1121550552013. The next prime is 1121550552091. The reversal of 1121550552025 is 5202550551211.

It is not a de Polignac number, because 1121550552025 - 2⁷ = 1121550551897 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24418632 + ... + 24464518.

It is an arithmetic number, because the mean of its divisors is an integer number (58551252480).

Almost surely, 2^{1121550552025} is an apocalyptic number.

It is an amenable number.

1121550552025 is a deficient number, since it is larger than the sum of its proper divisors (283679507495).

1121550552025 is a wasteful number, since it uses less digits than its factorization.

1121550552025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56073 (or 56068 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 34.

The spelling of 1121550552025 in words is "one trillion, one hundred twenty-one billion, five hundred fifty million, five hundred fifty-two thousand, twenty-five".