11013201213 has 16 divisors (see below), whose sum is σ = 16790405760. Its totient is φ = 6290113536.

The previous prime is 11013201203. The next prime is 11013201259. The reversal of 11013201213 is 31210231011.

It is a happy number.

It is not a de Polignac number, because 11013201213 - 2¹⁰ = 11013200189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11013201192 and 11013201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013201203) 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, 87648 + ... + 172361.

It is an arithmetic number, because the mean of its divisors is an integer number (1049400360).

Almost surely, 2^11013201213 is an apocalyptic number.

It is an amenable number.

11013201213 is a deficient number, since it is larger than the sum of its proper divisors (5777204547).

11013201213 is a wasteful number, since it uses less digits than its factorization.

11013201213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262036.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11013201213 its reverse (31210231011), we get a palindrome (42223432224).

It can be divided in two parts, 11013 and 201213, that added together give a triangular number (212226 = T₆₅₁).

The spelling of 11013201213 in words is "eleven billion, thirteen million, two hundred one thousand, two hundred thirteen".