20213001010003 has 16 divisors (see below), whose sum is σ = 20377916582400. Its totient is φ = 20048802998400.

The previous prime is 20213001010001. The next prime is 20213001010009. The reversal of 20213001010003 is 30001010031202.

It is a cyclic number.

It is not a de Polignac number, because 20213001010003 - 2¹ = 20213001010001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20213001010001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95708443 + ... + 95919403.

It is an arithmetic number, because the mean of its divisors is an integer number (1273619786400).

Almost surely, 2^{20213001010003} is an apocalyptic number.

20213001010003 is a deficient number, since it is larger than the sum of its proper divisors (164915572397).

20213001010003 is a wasteful number, since it uses less digits than its factorization.

20213001010003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212658.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20213001010003 its reverse (30001010031202), we get a palindrome (50214011041205).

It can be divided in two parts, 2021300 and 1010003, that added together give a palindrome (3031303).

The spelling of 20213001010003 in words is "twenty trillion, two hundred thirteen billion, one million, ten thousand, three".