11153211213 has 16 divisors (see below), whose sum is σ = 15151700160. Its totient is φ = 7295963136.

The previous prime is 11153211211. The next prime is 11153211241. The reversal of 11153211213 is 31211235111.

It is not a de Polignac number, because 11153211213 - 2¹ = 11153211211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11153211213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153211211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56298 + ... + 159611.

It is an arithmetic number, because the mean of its divisors is an integer number (946981260).

Almost surely, 2^11153211213 is an apocalyptic number.

It is an amenable number.

11153211213 is a deficient number, since it is larger than the sum of its proper divisors (3998488947).

11153211213 is a wasteful number, since it uses less digits than its factorization.

11153211213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216236.

The product of its digits is 180, while the sum is 21.

Adding to 11153211213 its reverse (31211235111), we get a palindrome (42364446324).

The spelling of 11153211213 in words is "eleven billion, one hundred fifty-three million, two hundred eleven thousand, two hundred thirteen".