22254312051 has 12 divisors (see below), whose sum is σ = 32360858400. Its totient is φ = 14736635280.

The previous prime is 22254312049. The next prime is 22254312083. The reversal of 22254312051 is 15021345222.

22254312051 is a `hidden beast` number, since 2 + 2 + 25 + 431 + 205 + 1 = 666.

It is not a de Polignac number, because 22254312051 - 2¹ = 22254312049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22254312151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8296315 + ... + 8298996.

It is an arithmetic number, because the mean of its divisors is an integer number (2696738200).

Almost surely, 2^22254312051 is an apocalyptic number.

22254312051 is a deficient number, since it is larger than the sum of its proper divisors (10106546349).

22254312051 is a wasteful number, since it uses less digits than its factorization.

22254312051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16595466 (or 16595463 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 22254312051 its reverse (15021345222), we get a palindrome (37275657273).

The spelling of 22254312051 in words is "twenty-two billion, two hundred fifty-four million, three hundred twelve thousand, fifty-one".