2122002142 has 32 divisors (see below), whose sum is σ = 3598479360. Its totient is φ = 931707360.

The previous prime is 2122002131. The next prime is 2122002187. The reversal of 2122002142 is 2412002212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25243 + ... + 69865.

It is an arithmetic number, because the mean of its divisors is an integer number (112452480).

Almost surely, 2^2122002142 is an apocalyptic number.

2122002142 is a deficient number, since it is larger than the sum of its proper divisors (1476477218).

2122002142 is a wasteful number, since it uses less digits than its factorization.

2122002142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44728.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2122002142 is about 46065.1944747876. The cubic root of 2122002142 is about 1285.0359353453.

Adding to 2122002142 its reverse (2412002212), we get a palindrome (4534004354).

The spelling of 2122002142 in words is "two billion, one hundred twenty-two million, two thousand, one hundred forty-two".