12031315355 has 8 divisors (see below), whose sum is σ = 14500626000. Its totient is φ = 9583020576.

The previous prime is 12031315339. The next prime is 12031315393. The reversal of 12031315355 is 55351313021.

It is a happy number.

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 12031315355 - 2⁴ = 12031315339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5252705 + ... + 5254994.

It is an arithmetic number, because the mean of its divisors is an integer number (1812578250).

Almost surely, 2^12031315355 is an apocalyptic number.

12031315355 is a deficient number, since it is larger than the sum of its proper divisors (2469310645).

12031315355 is a wasteful number, since it uses less digits than its factorization.

12031315355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10507933.

The product of its (nonzero) digits is 6750, while the sum is 29.

Adding to 12031315355 its reverse (55351313021), we get a palindrome (67382628376).

The spelling of 12031315355 in words is "twelve billion, thirty-one million, three hundred fifteen thousand, three hundred fifty-five".