2123323031010 has 64 divisors (see below), whose sum is σ = 5226819663744. Its totient is φ = 551715878400.

The previous prime is 2123323030967. The next prime is 2123323031023. The reversal of 2123323031010 is 101303233212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102676 + ... + 2063295.

It is an arithmetic number, because the mean of its divisors is an integer number (81669057246).

Almost surely, 2^{2123323031010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2123323031010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2613409831872).

2123323031010 is an abundant number, since it is smaller than the sum of its proper divisors (3103496632734).

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

2123323031010 is a wasteful number, since it uses less digits than its factorization.

2123323031010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166819.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2123323031010 its reverse (101303233212), we get a palindrome (2224626264222).

The spelling of 2123323031010 in words is "two trillion, one hundred twenty-three billion, three hundred twenty-three million, thirty-one thousand, ten".