20220001003 has 4 divisors (see below), whose sum is σ = 20322640800. Its totient is φ = 20117361208.

The previous prime is 20220000973. The next prime is 20220001027. The reversal of 20220001003 is 30010002202.

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 20220001003 - 2⁹ = 20220000491 is a prime.

It is a super-2 number, since 2×20220001003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20220001903) 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, 51319603 + ... + 51319996.

It is an arithmetic number, because the mean of its divisors is an integer number (5080660200).

Almost surely, 2^20220001003 is an apocalyptic number.

20220001003 is a deficient number, since it is larger than the sum of its proper divisors (102639797).

20220001003 is a wasteful number, since it uses less digits than its factorization.

20220001003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102639796.

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 20220001003 its reverse (30010002202), we get a palindrome (50230003205).

The spelling of 20220001003 in words is "twenty billion, two hundred twenty million, one thousand, three".