20113301403 has 40 divisors (see below), whose sum is σ = 32593427328. Its totient is φ = 12286982016.

The previous prime is 20113301389. The next prime is 20113301497. The reversal of 20113301403 is 30410331102.

It is not a de Polignac number, because 20113301403 - 2⁴ = 20113301387 is a prime.

It is a super-3 number, since 3×20113301403³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20113301203) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 74550 + ... + 213972.

Almost surely, 2^20113301403 is an apocalyptic number.

20113301403 is a deficient number, since it is larger than the sum of its proper divisors (12480125925).

20113301403 is a wasteful number, since it uses less digits than its factorization.

20113301403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139585 (or 139576 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20113301403 its reverse (30410331102), we get a palindrome (50523632505).

The spelling of 20113301403 in words is "twenty billion, one hundred thirteen million, three hundred one thousand, four hundred three".