2122232142 has 16 divisors (see below), whose sum is σ = 4298192640. Its totient is φ = 698455992.

The previous prime is 2122232137. The next prime is 2122232197. The reversal of 2122232142 is 2412322212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2238168 + ... + 2239115.

It is an arithmetic number, because the mean of its divisors is an integer number (268637040).

Almost surely, 2^2122232142 is an apocalyptic number.

2122232142 is an abundant number, since it is smaller than the sum of its proper divisors (2175960498).

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

2122232142 is a wasteful number, since it uses less digits than its factorization.

2122232142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477367.

The product of its digits is 768, while the sum is 21.

The square root of 2122232142 is about 46067.6908689810. The cubic root of 2122232142 is about 1285.0823612469.

Adding to 2122232142 its reverse (2412322212), we get a palindrome (4534554354).

The spelling of 2122232142 in words is "two billion, one hundred twenty-two million, two hundred thirty-two thousand, one hundred forty-two".