22142300051 has 4 divisors (see below), whose sum is σ = 22454163504. Its totient is φ = 21830436600.

The previous prime is 22142299979. The next prime is 22142300057. The reversal of 22142300051 is 15000324122.

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 22142300051 - 2²² = 22138105747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22142299996 and 22142300032.

It is not an unprimeable number, because it can be changed into a prime (22142300057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155931620 + ... + 155931761.

It is an arithmetic number, because the mean of its divisors is an integer number (5613540876).

Almost surely, 2^22142300051 is an apocalyptic number.

22142300051 is a deficient number, since it is larger than the sum of its proper divisors (311863453).

22142300051 is an equidigital number, since it uses as much as digits as its factorization.

22142300051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311863452.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 22142300051 its reverse (15000324122), we get a palindrome (37142624173).

The spelling of 22142300051 in words is "twenty-two billion, one hundred forty-two million, three hundred thousand, fifty-one".