2162101142 has 16 divisors (see below), whose sum is σ = 3363794352. Its totient is φ = 1041415200.

The previous prime is 2162101129. The next prime is 2162101153. The reversal of 2162101142 is 2411012612.

It is a happy number.

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, 137168 + ... + 152115.

It is an arithmetic number, because the mean of its divisors is an integer number (210237147).

Almost surely, 2^2162101142 is an apocalyptic number.

2162101142 is a deficient number, since it is larger than the sum of its proper divisors (1201693210).

2162101142 is a wasteful number, since it uses less digits than its factorization.

2162101142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289423.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 2162101142 is about 46498.3993487948. The cubic root of 2162101142 is about 1293.0798238523.

Adding to 2162101142 its reverse (2411012612), we get a palindrome (4573113754).

The spelling of 2162101142 in words is "two billion, one hundred sixty-two million, one hundred one thousand, one hundred forty-two".