1111164211690 has 32 divisors (see below), whose sum is σ = 2155912854480. Its totient is φ = 409901965824.

The previous prime is 1111164211687. The next prime is 1111164211721. The reversal of 1111164211690 is 961124611111.

It can be written as a sum of positive squares in 8 ways, for example, as 237655275001 + 873508936689 = 487499^2 + 934617^2 .

It is a super-2 number, since 2×1111164211690² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3753205 + ... + 4038424.

Almost surely, 2^{1111164211690} is an apocalyptic number.

1111164211690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111164211690 is a deficient number, since it is larger than the sum of its proper divisors (1044748642790).

1111164211690 is a wasteful number, since it uses less digits than its factorization.

1111164211690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7792746.

The product of its (nonzero) digits is 2592, while the sum is 34.

The spelling of 1111164211690 in words is "one trillion, one hundred eleven billion, one hundred sixty-four million, two hundred eleven thousand, six hundred ninety".