11222972265 has 32 divisors (see below), whose sum is σ = 18563884416. Its totient is φ = 5786081280.

The previous prime is 11222972249. The next prime is 11222972273. The reversal of 11222972265 is 56227922211.

It is not a de Polignac number, because 11222972265 - 2⁴ = 11222972249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27126 + ... + 152255.

It is an arithmetic number, because the mean of its divisors is an integer number (580121388).

Almost surely, 2^11222972265 is an apocalyptic number.

11222972265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11222972265 is a deficient number, since it is larger than the sum of its proper divisors (7340912151).

11222972265 is a wasteful number, since it uses less digits than its factorization.

11222972265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179529.

The product of its digits is 60480, while the sum is 39.

The spelling of 11222972265 in words is "eleven billion, two hundred twenty-two million, nine hundred seventy-two thousand, two hundred sixty-five".