20402301004 has 12 divisors (see below), whose sum is σ = 37583186200. Its totient is φ = 9664247808.

The previous prime is 20402300999. The next prime is 20402301013. The reversal of 20402301004 is 40010320402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134225589 + ... + 134225740.

Almost surely, 2^20402301004 is an apocalyptic number.

It is an amenable number.

20402301004 is a deficient number, since it is larger than the sum of its proper divisors (17180885196).

20402301004 is a wasteful number, since it uses less digits than its factorization.

20402301004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268451352 (or 268451350 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20402301004 its reverse (40010320402), we get a palindrome (60412621406).

The spelling of 20402301004 in words is "twenty billion, four hundred two million, three hundred one thousand, four".