308097232142 has 8 divisors (see below), whose sum is σ = 528166683696. Its totient is φ = 132041670912.

The previous prime is 308097232141. The next prime is 308097232153. The reversal of 308097232142 is 241232790803.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×308097232142² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 308097232142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (308097232141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11003472563 + ... + 11003472590.

It is an arithmetic number, because the mean of its divisors is an integer number (66020835462).

Almost surely, 2^308097232142 is an apocalyptic number.

308097232142 is a deficient number, since it is larger than the sum of its proper divisors (220069451554).

308097232142 is a wasteful number, since it uses less digits than its factorization.

308097232142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22006945162.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 308097232142 in words is "three hundred eight billion, ninety-seven million, two hundred thirty-two thousand, one hundred forty-two".