2123002220331 has 8 divisors (see below), whose sum is σ = 2830676968960. Its totient is φ = 1415331142632.

The previous prime is 2123002220281. The next prime is 2123002220369. The reversal of 2123002220331 is 1330222003212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2123002220331 - 2¹⁵ = 2123002187563 is a prime.

It is a super-2 number, since 2×2123002220331² (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 = 2123002220298 and 2123002220307.

It is not an unprimeable number, because it can be changed into a prime (2123002200331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010430 + ... + 2294988.

It is an arithmetic number, because the mean of its divisors is an integer number (353834621120).

Almost surely, 2^{2123002220331} is an apocalyptic number.

2123002220331 is a deficient number, since it is larger than the sum of its proper divisors (707674748629).

2123002220331 is a wasteful number, since it uses less digits than its factorization.

2123002220331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835465.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2123002220331 its reverse (1330222003212), we get a palindrome (3453224223543).

The spelling of 2123002220331 in words is "two trillion, one hundred twenty-three billion, two million, two hundred twenty thousand, three hundred thirty-one".