22142403351 has 8 divisors (see below), whose sum is σ = 32803560560. Its totient is φ = 14761602216.

The previous prime is 22142403319. The next prime is 22142403377. The reversal of 22142403351 is 15330424122.

22142403351 is a `hidden beast` number, since 221 + 4 + 2 + 403 + 35 + 1 = 666.

It is not a de Polignac number, because 22142403351 - 2⁵ = 22142403319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 820089013 = 22142403351 / (2 + 2 + 1 + 4 + 2 + 4 + 0 + 3 + 3 + 5 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142403851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410044480 + ... + 410044533.

It is an arithmetic number, because the mean of its divisors is an integer number (4100445070).

Almost surely, 2^22142403351 is an apocalyptic number.

22142403351 is a deficient number, since it is larger than the sum of its proper divisors (10661157209).

22142403351 is an equidigital number, since it uses as much as digits as its factorization.

22142403351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820089022 (or 820089016 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 22142403351 its reverse (15330424122), we get a palindrome (37472827473).

The spelling of 22142403351 in words is "twenty-two billion, one hundred forty-two million, four hundred three thousand, three hundred fifty-one".