20311413004 has 12 divisors (see below), whose sum is σ = 35546639184. Its totient is φ = 10155230384.

The previous prime is 20311412951. The next prime is 20311413029. The reversal of 20311413004 is 40031411302.

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, 12439 + ... + 201934.

It is an arithmetic number, because the mean of its divisors is an integer number (2962219932).

Almost surely, 2^20311413004 is an apocalyptic number.

It is an amenable number.

20311413004 is a deficient number, since it is larger than the sum of its proper divisors (15235226180).

20311413004 is a wasteful number, since it uses less digits than its factorization.

20311413004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238064 (or 238062 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20311413004 its reverse (40031411302), we get a palindrome (60342824306).

The spelling of 20311413004 in words is "twenty billion, three hundred eleven million, four hundred thirteen thousand, four".