11502070011 has 8 divisors (see below), whose sum is σ = 17040103760. Its totient is φ = 7668046656.

The previous prime is 11502069989. The next prime is 11502070079. The reversal of 11502070011 is 11007020511.

It is a happy number.

It is not a de Polignac number, because 11502070011 - 2⁹ = 11502069499 is a prime.

It is a super-2 number, since 2×11502070011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11502070081) 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, 213001270 + ... + 213001323.

It is an arithmetic number, because the mean of its divisors is an integer number (2130012970).

Almost surely, 2^11502070011 is an apocalyptic number.

11502070011 is a deficient number, since it is larger than the sum of its proper divisors (5538033749).

11502070011 is an equidigital number, since it uses as much as digits as its factorization.

11502070011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426002602 (or 426002596 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

Adding to 11502070011 its reverse (11007020511), we get a palindrome (22509090522).

The spelling of 11502070011 in words is "eleven billion, five hundred two million, seventy thousand, eleven".