11331422013 has 8 divisors (see below), whose sum is σ = 15516902368. Its totient is φ = 7350111504.

The previous prime is 11331421993. The next prime is 11331422017. The reversal of 11331422013 is 31022413311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11331422013 - 2⁶ = 11331421949 is a prime.

It is a super-2 number, since 2×11331422013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331422017) 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, 51042331 + ... + 51042552.

It is an arithmetic number, because the mean of its divisors is an integer number (1939612796).

Almost surely, 2^11331422013 is an apocalyptic number.

It is an amenable number.

11331422013 is a deficient number, since it is larger than the sum of its proper divisors (4185480355).

11331422013 is a wasteful number, since it uses less digits than its factorization.

11331422013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102084923.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11331422013 its reverse (31022413311), we get a palindrome (42353835324).

The spelling of 11331422013 in words is "eleven billion, three hundred thirty-one million, four hundred twenty-two thousand, thirteen".