11277202156 has 24 divisors (see below), whose sum is σ = 21565930176. Its totient is φ = 5117256720.

The previous prime is 11277202129. The next prime is 11277202159. The reversal of 11277202156 is 65120277211.

It is not an unprimeable number, because it can be changed into a prime (11277202159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192486 + ... + 244141.

It is an arithmetic number, because the mean of its divisors is an integer number (898580424).

Almost surely, 2^11277202156 is an apocalyptic number.

It is an amenable number.

11277202156 is a deficient number, since it is larger than the sum of its proper divisors (10288728020).

11277202156 is a wasteful number, since it uses less digits than its factorization.

11277202156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437229 (or 437227 counting only the distinct ones).

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

Adding to 11277202156 its reverse (65120277211), we get a palindrome (76397479367).

The spelling of 11277202156 in words is "eleven billion, two hundred seventy-seven million, two hundred two thousand, one hundred fifty-six".