2311332222140 has 24 divisors (see below), whose sum is σ = 5010371786112. Its totient is φ = 894709247040.

The previous prime is 2311332222097. The next prime is 2311332222209. The reversal of 2311332222140 is 412222331132.

It is a super-2 number, since 2×2311332222140² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1863976979 + ... + 1863978218.

It is an arithmetic number, because the mean of its divisors is an integer number (208765491088).

Almost surely, 2^{2311332222140} is an apocalyptic number.

2311332222140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2311332222140 is an abundant number, since it is smaller than the sum of its proper divisors (2699039563972).

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

2311332222140 is a wasteful number, since it uses less digits than its factorization.

2311332222140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727955237 (or 3727955235 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2311332222140 its reverse (412222331132), we get a palindrome (2723554553272).

The spelling of 2311332222140 in words is "two trillion, three hundred eleven billion, three hundred thirty-two million, two hundred twenty-two thousand, one hundred forty".