116255021231 has 4 divisors (see below), whose sum is σ = 116451067392. Its totient is φ = 116058975072.

The previous prime is 116255021227. The next prime is 116255021317. The reversal of 116255021231 is 132120552611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116255021231 - 2² = 116255021227 is a prime.

It is a super-2 number, since 2×116255021231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116255021194 and 116255021203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116255021431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98022191 + ... + 98023376.

It is an arithmetic number, because the mean of its divisors is an integer number (29112766848).

Almost surely, 2^116255021231 is an apocalyptic number.

116255021231 is a deficient number, since it is larger than the sum of its proper divisors (196046161).

116255021231 is an equidigital number, since it uses as much as digits as its factorization.

116255021231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196046160.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 116255021231 its reverse (132120552611), we get a palindrome (248375573842).

The spelling of 116255021231 in words is "one hundred sixteen billion, two hundred fifty-five million, twenty-one thousand, two hundred thirty-one".