2142123052 has 12 divisors (see below), whose sum is σ = 3749284000. Its totient is φ = 1070899056.

The previous prime is 2142123043. The next prime is 2142123073. The reversal of 2142123052 is 2503212412.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8052 + ... + 65947.

Almost surely, 2^2142123052 is an apocalyptic number.

It is an amenable number.

2142123052 is a deficient number, since it is larger than the sum of its proper divisors (1607160948).

2142123052 is a wasteful number, since it uses less digits than its factorization.

2142123052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81240 (or 81238 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2142123052 is about 46283.0752219426. The cubic root of 2142123052 is about 1289.0847527100.

Adding to 2142123052 its reverse (2503212412), we get a palindrome (4645335464).

The spelling of 2142123052 in words is "two billion, one hundred forty-two million, one hundred twenty-three thousand, fifty-two".