11153205320 has 32 divisors (see below), whose sum is σ = 25103935800. Its totient is φ = 4459642368.

The previous prime is 11153205289. The next prime is 11153205347. The reversal of 11153205320 is 2350235111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9417149764 + 1736055556 = 97042^2 + 41666^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62036 + ... + 161724.

Almost surely, 2^11153205320 is an apocalyptic number.

11153205320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11153205320 is an abundant number, since it is smaller than the sum of its proper divisors (13950730480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11153205320 is a wasteful number, since it uses less digits than its factorization.

11153205320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102497 (or 102493 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 11153205320 in words is "eleven billion, one hundred fifty-three million, two hundred five thousand, three hundred twenty".