322270100146 has 16 divisors (see below), whose sum is σ = 500564174040. Its totient is φ = 155426261760.

The previous prime is 322270100143. The next prime is 322270100147. The reversal of 322270100146 is 641001072223.

It can be written as a sum of positive squares in 4 ways, for example, as 300265641225 + 22004458921 = 547965^2 + 148339^2 .

It is a super-2 number, since 2×322270100146² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (322270100143) 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 7 ways as a sum of consecutive naturals, for example, 2661831 + ... + 2780266.

Almost surely, 2^322270100146 is an apocalyptic number.

322270100146 is a deficient number, since it is larger than the sum of its proper divisors (178294073894).

322270100146 is a wasteful number, since it uses less digits than its factorization.

322270100146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5443149.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 322270100146 its reverse (641001072223), we get a palindrome (963271172369).

The spelling of 322270100146 in words is "three hundred twenty-two billion, two hundred seventy million, one hundred thousand, one hundred forty-six".