11940501210 has 32 divisors (see below), whose sum is σ = 31262404032. Its totient is φ = 2894666880.

The previous prime is 11940501193. The next prime is 11940501253. The reversal of 11940501210 is 1210504911.

It is a happy number.

It is a super-2 number, since 2×11940501210² (a number of 21 digits) contains 22 as substring.

It is a Curzon 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, 18091339 + ... + 18091998.

It is an arithmetic number, because the mean of its divisors is an integer number (976950126).

Almost surely, 2^11940501210 is an apocalyptic number.

11940501210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11940501210 is an abundant number, since it is smaller than the sum of its proper divisors (19321902822).

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

11940501210 is a wasteful number, since it uses less digits than its factorization.

11940501210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36183358.

The product of its (nonzero) digits is 360, while the sum is 24.

The spelling of 11940501210 in words is "eleven billion, nine hundred forty million, five hundred one thousand, two hundred ten".