11213346051 has 44 divisors (see below), whose sum is σ = 17142064128. Its totient is φ = 7332468624.

The previous prime is 11213346043. The next prime is 11213346061. The reversal of 11213346051 is 15064331211.

It is a happy number.

11213346051 is a `hidden beast` number, since 1 + 1 + 21 + 3 + 34 + 605 + 1 = 666.

It is not a de Polignac number, because 11213346051 - 2³ = 11213346043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11213346061) by changing a digit.

It is a polite number, since it can be written in 43 ways as a sum of consecutive naturals, for example, 3127806 + ... + 3131388.

Almost surely, 2^11213346051 is an apocalyptic number.

11213346051 is a deficient number, since it is larger than the sum of its proper divisors (5928718077).

11213346051 is an frugal number, since it uses more digits than its factorization.

11213346051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666 (or 3639 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 11213346051 its reverse (15064331211), we get a palindrome (26277677262).

The spelling of 11213346051 in words is "eleven billion, two hundred thirteen million, three hundred forty-six thousand, fifty-one".