20403113034 has 8 divisors (see below), whose sum is σ = 40806226080. Its totient is φ = 6801037676.

The previous prime is 20403112997. The next prime is 20403113063. The reversal of 20403113034 is 43031130402.

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

20403113034 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 20403113034.

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, 1700259414 + ... + 1700259425.

It is an arithmetic number, because the mean of its divisors is an integer number (5100778260).

Almost surely, 2^20403113034 is an apocalyptic number.

20403113034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20403113034 is a wasteful number, since it uses less digits than its factorization.

20403113034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400518844.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20403113034 its reverse (43031130402), we get a palindrome (63434243436).

The spelling of 20403113034 in words is "twenty billion, four hundred three million, one hundred thirteen thousand, thirty-four".