2123003021322 has 32 divisors (see below), whose sum is σ = 4498917508800. Its totient is φ = 665574029568.

The previous prime is 2123003021231. The next prime is 2123003021323. The reversal of 2123003021322 is 2231203003212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2123003021323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7136872 + ... + 7428387.

It is an arithmetic number, because the mean of its divisors is an integer number (140591172150).

Almost surely, 2^{2123003021322} is an apocalyptic number.

2123003021322 is an abundant number, since it is smaller than the sum of its proper divisors (2375914487478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123003021322 is a wasteful number, since it uses less digits than its factorization.

2123003021322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14566710.

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

Adding to 2123003021322 its reverse (2231203003212), we get a palindrome (4354206024534).

The spelling of 2123003021322 in words is "two trillion, one hundred twenty-three billion, three million, twenty-one thousand, three hundred twenty-two".