220322231001 has 12 divisors (see below), whose sum is σ = 318981611520. Its totient is φ = 146540692440.

The previous prime is 220322230993. The next prime is 220322231009. The reversal of 220322231001 is 100132223022.

220322231001 is a `hidden beast` number, since 220 + 322 + 23 + 100 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (220322230993) and next prime (220322231009).

It is not a de Polignac number, because 220322231001 - 2³ = 220322230993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220322231009) 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, 28395481 + ... + 28403238.

It is an arithmetic number, because the mean of its divisors is an integer number (26581800960).

Almost surely, 2^220322231001 is an apocalyptic number.

It is an amenable number.

220322231001 is a deficient number, since it is larger than the sum of its proper divisors (98659380519).

220322231001 is a wasteful number, since it uses less digits than its factorization.

220322231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56799156 (or 56799153 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220322231001 its reverse (100132223022), we get a palindrome (320454454023).

The spelling of 220322231001 in words is "two hundred twenty billion, three hundred twenty-two million, two hundred thirty-one thousand, one".