11611707201051 has 4 divisors (see below), whose sum is σ = 15482276268072. Its totient is φ = 7741138134032.

The previous prime is 11611707201041. The next prime is 11611707201077. The reversal of 11611707201051 is 15010270711611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11611707201051 - 2⁵ = 11611707201019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11611707201001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1935284533506 + ... + 1935284533511.

It is an arithmetic number, because the mean of its divisors is an integer number (3870569067018).

Almost surely, 2^{11611707201051} is an apocalyptic number.

11611707201051 is a deficient number, since it is larger than the sum of its proper divisors (3870569067021).

11611707201051 is an equidigital number, since it uses as much as digits as its factorization.

11611707201051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870569067020.

The product of its (nonzero) digits is 2940, while the sum is 33.

Adding to 11611707201051 its reverse (15010270711611), we get a palindrome (26621977912662).

The spelling of 11611707201051 in words is "eleven trillion, six hundred eleven billion, seven hundred seven million, two hundred one thousand, fifty-one".