2123122331022 has 32 divisors (see below), whose sum is σ = 5294019320064. Its totient is φ = 551460345600.

The previous prime is 2123122331003. The next prime is 2123122331023. The reversal of 2123122331022 is 2201332213212.

It is a junction number, because it is equal to n+sod(n) for n = 2123122330983 and 2123122331001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123122331023) 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, 2297750979 + ... + 2297751902.

It is an arithmetic number, because the mean of its divisors is an integer number (165438103752).

Almost surely, 2^{2123122331022} is an apocalyptic number.

2123122331022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2123122331022 is an abundant number, since it is smaller than the sum of its proper divisors (3170896989042).

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

2123122331022 is a wasteful number, since it uses less digits than its factorization.

2123122331022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4595502904.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2123122331022 its reverse (2201332213212), we get a palindrome (4324454544234).

The spelling of 2123122331022 in words is "two trillion, one hundred twenty-three billion, one hundred twenty-two million, three hundred thirty-one thousand, twenty-two".