11217572602 has 16 divisors (see below), whose sum is σ = 17868706560. Its totient is φ = 5266562112.

The previous prime is 11217572567. The next prime is 11217572629. The reversal of 11217572602 is 20627571211.

It is a super-2 number, since 2×11217572602² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301898 + ... + 1310485.

It is an arithmetic number, because the mean of its divisors is an integer number (1116794160).

Almost surely, 2^11217572602 is an apocalyptic number.

11217572602 is a deficient number, since it is larger than the sum of its proper divisors (6651133958).

11217572602 is a wasteful number, since it uses less digits than its factorization.

11217572602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612517.

The product of its (nonzero) digits is 11760, while the sum is 34.

The spelling of 11217572602 in words is "eleven billion, two hundred seventeen million, five hundred seventy-two thousand, six hundred two".