115221323004340 has 24 divisors (see below), whose sum is σ = 276531175210752. Its totient is φ = 39504453601440.

The previous prime is 115221323004323. The next prime is 115221323004343. The reversal of 115221323004340 is 43400323122511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115221323004343) 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, 411504724876 + ... + 411504725155.

It is an arithmetic number, because the mean of its divisors is an integer number (11522132300448).

Almost surely, 2^{115221323004340} is an apocalyptic number.

115221323004340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115221323004340 is an abundant number, since it is smaller than the sum of its proper divisors (161309852206412).

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

115221323004340 is a wasteful number, since it uses less digits than its factorization.

115221323004340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823009450047 (or 823009450045 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 115221323004340 its reverse (43400323122511), we get a palindrome (158621646126851).

The spelling of 115221323004340 in words is "one hundred fifteen trillion, two hundred twenty-one billion, three hundred twenty-three million, four thousand, three hundred forty".