20213301003 has 12 divisors (see below), whose sum is σ = 31351242600. Its totient is φ = 11550457632.

The previous prime is 20213300999. The next prime is 20213301047. The reversal of 20213301003 is 30010331202.

It is not a de Polignac number, because 20213301003 - 2² = 20213300999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20213301103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68752578 + ... + 68752871.

It is an arithmetic number, because the mean of its divisors is an integer number (2612603550).

Almost surely, 2^20213301003 is an apocalyptic number.

20213301003 is a deficient number, since it is larger than the sum of its proper divisors (11137941597).

20213301003 is a wasteful number, since it uses less digits than its factorization.

20213301003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137505466 (or 137505459 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20213301003 its reverse (30010331202), we get a palindrome (50223632205).

The spelling of 20213301003 in words is "twenty billion, two hundred thirteen million, three hundred one thousand, three".