2102200001012 has 96 divisors (see below), whose sum is σ = 3968049254400. Its totient is φ = 972135781760.

The previous prime is 2102200000997. The next prime is 2102200001071. The reversal of 2102200001012 is 2101000022012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2102200000984 and 2102200001002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128574614 + ... + 128590962.

It is an arithmetic number, because the mean of its divisors is an integer number (41333846400).

Almost surely, 2^{2102200001012} is an apocalyptic number.

It is an amenable number.

2102200001012 is a deficient number, since it is larger than the sum of its proper divisors (1865849253388).

2102200001012 is a wasteful number, since it uses less digits than its factorization.

2102200001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16781 (or 16779 counting only the distinct ones).

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

Adding to 2102200001012 its reverse (2101000022012), we get a palindrome (4203200023024).

The spelling of 2102200001012 in words is "two trillion, one hundred two billion, two hundred million, one thousand, twelve".