11465040120 has 64 divisors (see below), whose sum is σ = 35195022720. Its totient is φ = 2986241664.

The previous prime is 11465040109. The next prime is 11465040131. The reversal of 11465040120 is 2104056411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11465040109) and next prime (11465040131).

It is a super-2 number, since 2×11465040120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1105794 + ... + 1116113.

It is an arithmetic number, because the mean of its divisors is an integer number (549922230).

Almost surely, 2^11465040120 is an apocalyptic number.

11465040120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11465040120 is an abundant number, since it is smaller than the sum of its proper divisors (23729982600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11465040120 is a wasteful number, since it uses less digits than its factorization.

11465040120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221964 (or 2221960 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 11465040120 its reverse (2104056411), we get a palindrome (13569096531).

The spelling of 11465040120 in words is "eleven billion, four hundred sixty-five million, forty thousand, one hundred twenty".