2131222330122 has 32 divisors (see below), whose sum is σ = 4368081634560. Its totient is φ = 692814574080.

The previous prime is 2131222330117. The next prime is 2131222330151. The reversal of 2131222330122 is 2210332221312.

It is a junction number, because it is equal to n+sod(n) for n = 2131222330092 and 2131222330101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1018498 + ... + 2302125.

It is an arithmetic number, because the mean of its divisors is an integer number (136502551080).

Almost surely, 2^{2131222330122} is an apocalyptic number.

2131222330122 is an abundant number, since it is smaller than the sum of its proper divisors (2236859304438).

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

2131222330122 is a wasteful number, since it uses less digits than its factorization.

2131222330122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323278.

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

Adding to 2131222330122 its reverse (2210332221312), we get a palindrome (4341554551434).

The spelling of 2131222330122 in words is "two trillion, one hundred thirty-one billion, two hundred twenty-two million, three hundred thirty thousand, one hundred twenty-two".