210012102021001 has 16 divisors (see below), whose sum is σ = 242139662956800. Its totient is φ = 178416022998528.

The previous prime is 210012102020957. The next prime is 210012102021011. The reversal of 210012102021001 is 100120201210012.

It is not a de Polignac number, because 210012102021001 - 2⁹ = 210012102020489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210012102021011) 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 15 ways as a sum of consecutive naturals, for example, 112758045 + ... + 114605413.

It is an arithmetic number, because the mean of its divisors is an integer number (15133728934800).

Almost surely, 2^{210012102021001} is an apocalyptic number.

It is an amenable number.

210012102021001 is a deficient number, since it is larger than the sum of its proper divisors (32127560935799).

210012102021001 is a wasteful number, since it uses less digits than its factorization.

210012102021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991208.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210012102021001 its reverse (100120201210012), we get a palindrome (310132303231013).

The spelling of 210012102021001 in words is "two hundred ten trillion, twelve billion, one hundred two million, twenty-one thousand, one".