2220331423031 has 4 divisors (see below), whose sum is σ = 2245278967200. Its totient is φ = 2195383878864.

The previous prime is 2220331422979. The next prime is 2220331423043. The reversal of 2220331423031 is 1303241330222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2220331423031 - 2²⁶ = 2220264314167 is a prime.

It is a super-2 number, since 2×2220331423031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220331423061) 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 3 ways as a sum of consecutive naturals, for example, 12473771951 + ... + 12473772128.

It is an arithmetic number, because the mean of its divisors is an integer number (561319741800).

Almost surely, 2^{2220331423031} is an apocalyptic number.

2220331423031 is a deficient number, since it is larger than the sum of its proper divisors (24947544169).

2220331423031 is an equidigital number, since it uses as much as digits as its factorization.

2220331423031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24947544168.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2220331423031 its reverse (1303241330222), we get a palindrome (3523572753253).

The spelling of 2220331423031 in words is "two trillion, two hundred twenty billion, three hundred thirty-one million, four hundred twenty-three thousand, thirty-one".