2100101012012 has 12 divisors (see below), whose sum is σ = 3675190701336. Its totient is φ = 1050046525920.

The previous prime is 2100101012011. The next prime is 2100101012021. The reversal of 2100101012012 is 2102101010012.

It is a junction number, because it is equal to n+sod(n) for n = 2100101011984 and 2100101012002.

It is not an unprimeable number, because it can be changed into a prime (2100101012011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413843 + ... + 2090805.

It is an arithmetic number, because the mean of its divisors is an integer number (306265891778).

Almost surely, 2^{2100101012012} is an apocalyptic number.

It is an amenable number.

2100101012012 is a deficient number, since it is larger than the sum of its proper divisors (1575089689324).

2100101012012 is a wasteful number, since it uses less digits than its factorization.

2100101012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990048 (or 1990046 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2100101012012 its reverse (2102101010012), we get a palindrome (4202202022024).

The spelling of 2100101012012 in words is "two trillion, one hundred billion, one hundred one million, twelve thousand, twelve".