22142021051 has 8 divisors (see below), whose sum is σ = 23461747200. Its totient is φ = 20837730600.

The previous prime is 22142021023. The next prime is 22142021063. The reversal of 22142021051 is 15012024122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22142021051 - 2¹⁸ = 22141758907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22142021651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3855971 + ... + 3861708.

It is an arithmetic number, because the mean of its divisors is an integer number (2932718400).

Almost surely, 2^22142021051 is an apocalyptic number.

22142021051 is a deficient number, since it is larger than the sum of its proper divisors (1319726149).

22142021051 is a wasteful number, since it uses less digits than its factorization.

22142021051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7717849.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 22142021051 its reverse (15012024122), we get a palindrome (37154045173).

The spelling of 22142021051 in words is "twenty-two billion, one hundred forty-two million, twenty-one thousand, fifty-one".