20112341003 has 4 divisors (see below), whose sum is σ = 20540263200. Its totient is φ = 19684418808.

The previous prime is 20112340999. The next prime is 20112341009. The reversal of 20112341003 is 30014321102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20112341003 - 2² = 20112340999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20112341009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213961028 + ... + 213961121.

It is an arithmetic number, because the mean of its divisors is an integer number (5135065800).

Almost surely, 2^20112341003 is an apocalyptic number.

20112341003 is a deficient number, since it is larger than the sum of its proper divisors (427922197).

20112341003 is an equidigital number, since it uses as much as digits as its factorization.

20112341003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427922196.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20112341003 its reverse (30014321102), we get a palindrome (50126662105).

The spelling of 20112341003 in words is "twenty billion, one hundred twelve million, three hundred forty-one thousand, three".