2122125422 has 8 divisors (see below), whose sum is σ = 3257215896. Its totient is φ = 1036386792.

The previous prime is 2122125307. The next prime is 2122125427. The reversal of 2122125422 is 2245212212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122125427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12337853 + ... + 12338024.

It is an arithmetic number, because the mean of its divisors is an integer number (407151987).

Almost surely, 2^2122125422 is an apocalyptic number.

2122125422 is a deficient number, since it is larger than the sum of its proper divisors (1135090474).

2122125422 is a wasteful number, since it uses less digits than its factorization.

2122125422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24675922.

The product of its digits is 1280, while the sum is 23.

The square root of 2122125422 is about 46066.5325588979. The cubic root of 2122125422 is about 1285.0608200457.

Adding to 2122125422 its reverse (2245212212), we get a palindrome (4367337634).

The spelling of 2122125422 in words is "two billion, one hundred twenty-two million, one hundred twenty-five thousand, four hundred twenty-two".