1150022111225 has 48 divisors (see below), whose sum is σ = 1550854905600. Its totient is φ = 840893598720.

The previous prime is 1150022111219. The next prime is 1150022111243. The reversal of 1150022111225 is 5221112200511.

It is not a de Polignac number, because 1150022111225 - 2⁴ = 1150022111209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1150022111225.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38142206 + ... + 38172344.

It is an arithmetic number, because the mean of its divisors is an integer number (32309477200).

Almost surely, 2^{1150022111225} is an apocalyptic number.

It is an amenable number.

1150022111225 is a deficient number, since it is larger than the sum of its proper divisors (400832794375).

1150022111225 is a wasteful number, since it uses less digits than its factorization.

1150022111225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31314 (or 31309 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 1150022111225 its reverse (5221112200511), we get a palindrome (6371134311736).

The spelling of 1150022111225 in words is "one trillion, one hundred fifty billion, twenty-two million, one hundred eleven thousand, two hundred twenty-five".