2102120244132 has 12 divisors (see below), whose sum is σ = 4904947236336. Its totient is φ = 700706748040.

The previous prime is 2102120244121. The next prime is 2102120244163. The reversal of 2102120244132 is 2314420212012.

It is a tau number, because it is divible by the number of its divisors (12).

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, 87588343494 + ... + 87588343517.

It is an arithmetic number, because the mean of its divisors is an integer number (408745603028).

Almost surely, 2^{2102120244132} is an apocalyptic number.

It is an amenable number.

2102120244132 is an abundant number, since it is smaller than the sum of its proper divisors (2802826992204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102120244132 is a wasteful number, since it uses less digits than its factorization.

2102120244132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175176687018 (or 175176687016 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2102120244132 its reverse (2314420212012), we get a palindrome (4416540456144).

The spelling of 2102120244132 in words is "two trillion, one hundred two billion, one hundred twenty million, two hundred forty-four thousand, one hundred thirty-two".