2021432220003 has 32 divisors (see below), whose sum is σ = 3085088256000. Its totient is φ = 1153301466240.

The previous prime is 2021432219971. The next prime is 2021432220007. The reversal of 2021432220003 is 3000222341202.

It is not a de Polignac number, because 2021432220003 - 2⁵ = 2021432219971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2021432220007) 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, 39036373 + ... + 39088121.

It is an arithmetic number, because the mean of its divisors is an integer number (96409008000).

Almost surely, 2^{2021432220003} is an apocalyptic number.

2021432220003 is a deficient number, since it is larger than the sum of its proper divisors (1063656035997).

2021432220003 is a wasteful number, since it uses less digits than its factorization.

2021432220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54627.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 2021432220003 its reverse (3000222341202), we get a palindrome (5021654561205).

The spelling of 2021432220003 in words is "two trillion, twenty-one billion, four hundred thirty-two million, two hundred twenty thousand, three".