2223012123031 has 4 divisors (see below), whose sum is σ = 2540585283472. Its totient is φ = 1905438962592.

The previous prime is 2223012123011. The next prime is 2223012123037. The reversal of 2223012123031 is 1303212103222.

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 2223012123031 - 2³⁵ = 2188652384663 is a prime.

It is a super-2 number, since 2×2223012123031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2223012122993 and 2223012123011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223012123037) 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, 158786580210 + ... + 158786580223.

It is an arithmetic number, because the mean of its divisors is an integer number (635146320868).

Almost surely, 2^{2223012123031} is an apocalyptic number.

2223012123031 is a deficient number, since it is larger than the sum of its proper divisors (317573160441).

2223012123031 is an equidigital number, since it uses as much as digits as its factorization.

2223012123031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317573160440.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2223012123031 its reverse (1303212103222), we get a palindrome (3526224226253).

The spelling of 2223012123031 in words is "two trillion, two hundred twenty-three billion, twelve million, one hundred twenty-three thousand, thirty-one".