110131212321 has 24 divisors (see below), whose sum is σ = 171332493696. Its totient is φ = 67766220000.

The previous prime is 110131212307. The next prime is 110131212349. The reversal of 110131212321 is 123212131011.

110131212321 is a `hidden beast` number, since 1 + 1 + 0 + 131 + 212 + 321 = 666.

It is not a de Polignac number, because 110131212321 - 2⁷ = 110131212193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110131212294 and 110131212303.

It is not an unprimeable number, because it can be changed into a prime (110131212221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1274536 + ... + 1358198.

It is an arithmetic number, because the mean of its divisors is an integer number (7138853904).

Almost surely, 2^110131212321 is an apocalyptic number.

It is an amenable number.

110131212321 is a deficient number, since it is larger than the sum of its proper divisors (61201281375).

110131212321 is a wasteful number, since it uses less digits than its factorization.

110131212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94933 (or 94930 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 110131212321 its reverse (123212131011), we get a palindrome (233343343332).

The spelling of 110131212321 in words is "one hundred ten billion, one hundred thirty-one million, two hundred twelve thousand, three hundred twenty-one".