22143120303021 has 16 divisors (see below), whose sum is σ = 31270266432000. Its totient is φ = 13889548894208.

The previous prime is 22143120303019. The next prime is 22143120303107. The reversal of 22143120303021 is 12030302134122.

It is a cyclic number.

It is not a de Polignac number, because 22143120303021 - 2¹ = 22143120303019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22143120302982 and 22143120303000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22143120303001) 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, 65041821 + ... + 65381378.

It is an arithmetic number, because the mean of its divisors is an integer number (1954391652000).

Almost surely, 2^{22143120303021} is an apocalyptic number.

It is an amenable number.

22143120303021 is a deficient number, since it is larger than the sum of its proper divisors (9127146128979).

22143120303021 is a wasteful number, since it uses less digits than its factorization.

22143120303021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130426548.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 22143120303021 its reverse (12030302134122), we get a palindrome (34173422437143).

The spelling of 22143120303021 in words is "twenty-two trillion, one hundred forty-three billion, one hundred twenty million, three hundred three thousand, twenty-one".