11302120311 has 16 divisors (see below), whose sum is σ = 15494051328. Its totient is φ = 7323825600.

The previous prime is 11302120279. The next prime is 11302120331.

It is a happy number.

11302120311 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11302120311 - 2⁵ = 11302120279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11302120331) 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, 136201 + ... + 202866.

It is an arithmetic number, because the mean of its divisors is an integer number (968378208).

Almost surely, 2^11302120311 is an apocalyptic number.

11302120311 is a deficient number, since it is larger than the sum of its proper divisors (4191931017).

11302120311 is a wasteful number, since it uses less digits than its factorization.

11302120311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339382.

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

The spelling of 11302120311 in words is "eleven billion, three hundred two million, one hundred twenty thousand, three hundred eleven".