31204134210323 has 8 divisors (see below), whose sum is σ = 31599315698880. Its totient is φ = 30808957533120.

The previous prime is 31204134210299. The next prime is 31204134210377. The reversal of 31204134210323 is 32301243140213.

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

It is a cyclic number.

It is not a de Polignac number, because 31204134210323 - 2¹² = 31204134206227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31204134216323) 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, 12889133 + ... + 15117473.

It is an arithmetic number, because the mean of its divisors is an integer number (3949914462360).

Almost surely, 2^{31204134210323} is an apocalyptic number.

31204134210323 is a deficient number, since it is larger than the sum of its proper divisors (395181488557).

31204134210323 is a wasteful number, since it uses less digits than its factorization.

31204134210323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405677.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 31204134210323 its reverse (32301243140213), we get a palindrome (63505377350536).

The spelling of 31204134210323 in words is "thirty-one trillion, two hundred four billion, one hundred thirty-four million, two hundred ten thousand, three hundred twenty-three".