11156612210 has 16 divisors (see below), whose sum is σ = 20084463000. Its totient is φ = 4462075776.

The previous prime is 11156612197. The next prime is 11156612221. The reversal of 11156612210 is 1221665111.

11156612210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7793888089 + 3362724121 = 88283^2 + 57989^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11156612210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16316 + ... + 150264.

Almost surely, 2^11156612210 is an apocalyptic number.

11156612210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11156612210 is a deficient number, since it is larger than the sum of its proper divisors (8927850790).

11156612210 is a wasteful number, since it uses less digits than its factorization.

11156612210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142285.

The product of its (nonzero) digits is 720, while the sum is 26.

The spelling of 11156612210 in words is "eleven billion, one hundred fifty-six million, six hundred twelve thousand, two hundred ten".