22021011003 has 32 divisors (see below), whose sum is σ = 32368896000. Its totient is φ = 13269635456.

The previous prime is 22021010981. The next prime is 22021011007. The reversal of 22021011003 is 30011012022.

It is not a de Polignac number, because 22021011003 - 2¹⁰ = 22021009979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22021011003.

It is not an unprimeable number, because it can be changed into a prime (22021011007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23028 + ... + 211121.

It is an arithmetic number, because the mean of its divisors is an integer number (1011528000).

Almost surely, 2^22021011003 is an apocalyptic number.

22021011003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22021011003 is a deficient number, since it is larger than the sum of its proper divisors (10347884997).

22021011003 is a wasteful number, since it uses less digits than its factorization.

22021011003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234251.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 22021011003 its reverse (30011012022), we get a palindrome (52032023025).

The spelling of 22021011003 in words is "twenty-two billion, twenty-one million, eleven thousand, three".