322131140145 has 48 divisors (see below), whose sum is σ = 561648028032. Its totient is φ = 170793031680.

The previous prime is 322131140137. The next prime is 322131140153. The reversal of 322131140145 is 541041131223.

322131140145 is a `hidden beast` number, since 3 + 2 + 213 + 1 + 1 + 401 + 45 = 666.

It is an interprime number because it is at equal distance from previous prime (322131140137) and next prime (322131140153).

It is not a de Polignac number, because 322131140145 - 2³ = 322131140137 is a prime.

It is a super-2 number, since 2×322131140145² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13110762 + ... + 13135308.

It is an arithmetic number, because the mean of its divisors is an integer number (11701000584).

Almost surely, 2^322131140145 is an apocalyptic number.

It is an amenable number.

322131140145 is a deficient number, since it is larger than the sum of its proper divisors (239516887887).

322131140145 is a wasteful number, since it uses less digits than its factorization.

322131140145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26262 (or 26259 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 322131140145 its reverse (541041131223), we get a palindrome (863172271368).

The spelling of 322131140145 in words is "three hundred twenty-two billion, one hundred thirty-one million, one hundred forty thousand, one hundred forty-five".