2125522342 has 16 divisors (see below), whose sum is σ = 3388679712. Its totient is φ = 996438400.

The previous prime is 2125522339. The next prime is 2125522351. The reversal of 2125522342 is 2432255212.

It is a self number, because there is not a number n which added to its sum of digits gives 2125522342.

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, 109909 + ... + 127792.

It is an arithmetic number, because the mean of its divisors is an integer number (211792482).

Almost surely, 2^2125522342 is an apocalyptic number.

2125522342 is a deficient number, since it is larger than the sum of its proper divisors (1263157370).

2125522342 is a wasteful number, since it uses less digits than its factorization.

2125522342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237983.

The product of its digits is 9600, while the sum is 28.

The square root of 2125522342 is about 46103.3875328050. The cubic root of 2125522342 is about 1285.7461269633.

Adding to 2125522342 its reverse (2432255212), we get a palindrome (4557777554).

The spelling of 2125522342 in words is "two billion, one hundred twenty-five million, five hundred twenty-two thousand, three hundred forty-two".