2220251423331 has 4 divisors (see below), whose sum is σ = 2960335231112. Its totient is φ = 1480167615552.

The previous prime is 2220251423329. The next prime is 2220251423339. The reversal of 2220251423331 is 1333241520222.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2220251423331 - 2¹ = 2220251423329 is a prime.

It is a super-2 number, since 2×2220251423331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220251423339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370041903886 + ... + 370041903891.

It is an arithmetic number, because the mean of its divisors is an integer number (740083807778).

Almost surely, 2^{2220251423331} is an apocalyptic number.

2220251423331 is a deficient number, since it is larger than the sum of its proper divisors (740083807781).

2220251423331 is an equidigital number, since it uses as much as digits as its factorization.

2220251423331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740083807780.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 2220251423331 its reverse (1333241520222), we get a palindrome (3553492943553).

The spelling of 2220251423331 in words is "two trillion, two hundred twenty billion, two hundred fifty-one million, four hundred twenty-three thousand, three hundred thirty-one".