320135310412 has 24 divisors (see below), whose sum is σ = 560710004400. Its totient is φ = 159932514240.

The previous prime is 320135310329. The next prime is 320135310541. The reversal of 320135310412 is 214013531023.

It is a happy number.

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, 35209987 + ... + 35219077.

It is an arithmetic number, because the mean of its divisors is an integer number (23362916850).

Almost surely, 2^320135310412 is an apocalyptic number.

It is an amenable number.

320135310412 is a deficient number, since it is larger than the sum of its proper divisors (240574693988).

320135310412 is a wasteful number, since it uses less digits than its factorization.

320135310412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15561 (or 15559 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 320135310412 its reverse (214013531023), we get a palindrome (534148841435).

The spelling of 320135310412 in words is "three hundred twenty billion, one hundred thirty-five million, three hundred ten thousand, four hundred twelve".