20311034342 has 8 divisors (see below), whose sum is σ = 32258701656. Its totient is φ = 9558133792.

The previous prime is 20311034269. The next prime is 20311034363. The reversal of 20311034342 is 24343011302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298691648 + ... + 298691715.

It is an arithmetic number, because the mean of its divisors is an integer number (4032337707).

Almost surely, 2^20311034342 is an apocalyptic number.

20311034342 is a deficient number, since it is larger than the sum of its proper divisors (11947667314).

20311034342 is a wasteful number, since it uses less digits than its factorization.

20311034342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597383382.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20311034342 its reverse (24343011302), we get a palindrome (44654045644).

The spelling of 20311034342 in words is "twenty billion, three hundred eleven million, thirty-four thousand, three hundred forty-two".