2142112202 has 16 divisors (see below), whose sum is σ = 3340857960. Its totient is φ = 1028868288.

The previous prime is 2142112201. The next prime is 2142112213. The reversal of 2142112202 is 2022112412.

It can be written as a sum of positive squares in 4 ways, for example, as 2116092001 + 26020201 = 46001^2 + 5101^2 .

It is not an unprimeable number, because it can be changed into a prime (2142112201) 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, 82313 + ... + 105164.

Almost surely, 2^2142112202 is an apocalyptic number.

2142112202 is a deficient number, since it is larger than the sum of its proper divisors (1198745758).

2142112202 is a wasteful number, since it uses less digits than its factorization.

2142112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187705.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2142112202 is about 46282.9580083209. The cubic root of 2142112202 is about 1289.0825762722.

Adding to 2142112202 its reverse (2022112412), we get a palindrome (4164224614).

The spelling of 2142112202 in words is "two billion, one hundred forty-two million, one hundred twelve thousand, two hundred two".