422332120251 has 24 divisors (see below), whose sum is σ = 644641080720. Its totient is φ = 265698164736.

The previous prime is 422332120247. The next prime is 422332120267. The reversal of 422332120251 is 152021233224.

422332120251 is a `hidden beast` number, since 422 + 3 + 3 + 212 + 0 + 25 + 1 = 666.

It is not a de Polignac number, because 422332120251 - 2² = 422332120247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422332130251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4761070 + ... + 4848963.

It is an arithmetic number, because the mean of its divisors is an integer number (26860045030).

Almost surely, 2^422332120251 is an apocalyptic number.

422332120251 is a deficient number, since it is larger than the sum of its proper divisors (222308960469).

422332120251 is a wasteful number, since it uses less digits than its factorization.

422332120251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9610315 (or 9610312 counting only the distinct ones).

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

Adding to 422332120251 its reverse (152021233224), we get a palindrome (574353353475).

The spelling of 422332120251 in words is "four hundred twenty-two billion, three hundred thirty-two million, one hundred twenty thousand, two hundred fifty-one".