115155333211331 has 16 divisors (see below), whose sum is σ = 134819420779008. Its totient is φ = 96294699240000.

The previous prime is 115155333211211. The next prime is 115155333211381. The reversal of 115155333211331 is 133112333551511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115155333211331 - 2¹⁸ = 115155332949187 is a prime.

It is a super-2 number, since 2×115155333211331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115155333211381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6283706 + ... + 16425456.

It is an arithmetic number, because the mean of its divisors is an integer number (8426213798688).

Almost surely, 2^{115155333211331} is an apocalyptic number.

115155333211331 is a deficient number, since it is larger than the sum of its proper divisors (19664087567677).

115155333211331 is a wasteful number, since it uses less digits than its factorization.

115155333211331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10181362.

The product of its digits is 60750, while the sum is 38.

Adding to 115155333211331 its reverse (133112333551511), we get a palindrome (248267666762842).

The spelling of 115155333211331 in words is "one hundred fifteen trillion, one hundred fifty-five billion, three hundred thirty-three million, two hundred eleven thousand, three hundred thirty-one".