20112030003 has 8 divisors (see below), whose sum is σ = 28878812368. Its totient is φ = 12376633824.

The previous prime is 20112029999. The next prime is 20112030041. The reversal of 20112030003 is 30003021102.

It is a happy number.

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

It is not a de Polignac number, because 20112030003 - 2² = 20112029999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20112030503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257846500 + ... + 257846577.

It is an arithmetic number, because the mean of its divisors is an integer number (3609851546).

Almost surely, 2^20112030003 is an apocalyptic number.

20112030003 is a deficient number, since it is larger than the sum of its proper divisors (8766782365).

20112030003 is a wasteful number, since it uses less digits than its factorization.

20112030003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515693093.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20112030003 its reverse (30003021102), we get a palindrome (50115051105).

The spelling of 20112030003 in words is "twenty billion, one hundred twelve million, thirty thousand, three".