20113103434 has 32 divisors (see below), whose sum is σ = 32020416000. Its totient is φ = 9455681664.

The previous prime is 20113103419. The next prime is 20113103441. The reversal of 20113103434 is 43430131102.

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, 820102 + ... + 844270.

It is an arithmetic number, because the mean of its divisors is an integer number (1000638000).

Almost surely, 2^20113103434 is an apocalyptic number.

20113103434 is a deficient number, since it is larger than the sum of its proper divisors (11907312566).

20113103434 is a wasteful number, since it uses less digits than its factorization.

20113103434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24502.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20113103434 its reverse (43430131102), we get a palindrome (63543234536).

The spelling of 20113103434 in words is "twenty billion, one hundred thirteen million, one hundred three thousand, four hundred thirty-four".