900222422505 has 32 divisors (see below), whose sum is σ = 1648567075584. Its totient is φ = 410918731776.

The previous prime is 900222422503. The next prime is 900222422513. The reversal of 900222422505 is 505224222009.

It is a happy number.

It is not a de Polignac number, because 900222422505 - 2¹ = 900222422503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (900222422503) 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 31 ways as a sum of consecutive naturals, for example, 6298984 + ... + 6440313.

It is an arithmetic number, because the mean of its divisors is an integer number (51517721112).

Almost surely, 2^900222422505 is an apocalyptic number.

It is an amenable number.

900222422505 is a deficient number, since it is larger than the sum of its proper divisors (748344653079).

900222422505 is a wasteful number, since it uses less digits than its factorization.

900222422505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12739985.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 900222422505 in words is "nine hundred billion, two hundred twenty-two million, four hundred twenty-two thousand, five hundred five".