2102210102000 has 80 divisors (see below), whose sum is σ = 5095574234400. Its totient is φ = 838827763200.

The previous prime is 2102210101969. The next prime is 2102210102071. The reversal of 2102210102000 is 2010122012.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

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, 466970 + ... + 2102969.

It is an arithmetic number, because the mean of its divisors is an integer number (63694677930).

Almost surely, 2^{2102210102000} is an apocalyptic number.

2102210102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102210102000 is an abundant number, since it is smaller than the sum of its proper divisors (2993364132400).

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

2102210102000 is a wasteful number, since it uses less digits than its factorization.

2102210102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570371 (or 2570355 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2102210102000 its reverse (2010122012), we get a palindrome (2104220224012).

The spelling of 2102210102000 in words is "two trillion, one hundred two billion, two hundred ten million, one hundred two thousand".