20113303434 has 32 divisors (see below), whose sum is σ = 45977518080. Its totient is φ = 5746126512.

The previous prime is 20113303411. The next prime is 20113303477. The reversal of 20113303434 is 43430331102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773407 + ... + 798989.

It is an arithmetic number, because the mean of its divisors is an integer number (1436797440).

Almost surely, 2^20113303434 is an apocalyptic number.

20113303434 is an abundant number, since it is smaller than the sum of its proper divisors (25864214646).

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

20113303434 is a wasteful number, since it uses less digits than its factorization.

20113303434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44314.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 20113303434 its reverse (43430331102), we get a palindrome (63543634536).

The spelling of 20113303434 in words is "twenty billion, one hundred thirteen million, three hundred three thousand, four hundred thirty-four".