2130244122242 has 16 divisors (see below), whose sum is σ = 3283304664312. Its totient is φ = 1035836904960.

The previous prime is 2130244122229. The next prime is 2130244122247. The reversal of 2130244122242 is 2422214420312.

It can be written as a sum of positive squares in 4 ways, for example, as 1962013716961 + 168230405281 = 1400719^2 + 410159^2 .

It is not an unprimeable number, because it can be changed into a prime (2130244122247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6762653 + ... + 7070640.

Almost surely, 2^{2130244122242} is an apocalyptic number.

2130244122242 is a deficient number, since it is larger than the sum of its proper divisors (1153060542070).

2130244122242 is a wasteful number, since it uses less digits than its factorization.

2130244122242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13835413.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 2130244122242 its reverse (2422214420312), we get a palindrome (4552458542554).

The spelling of 2130244122242 in words is "two trillion, one hundred thirty billion, two hundred forty-four million, one hundred twenty-two thousand, two hundred forty-two".