210012021100101 has 64 divisors (see below), whose sum is σ = 314577697996800. Its totient is φ = 123504681104640.

The previous prime is 210012021100093. The next prime is 210012021100103. The reversal of 210012021100101 is 101001120210012.

It is not a de Polignac number, because 210012021100101 - 2³ = 210012021100093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012021100103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7809157011 + ... + 7809183903.

It is an arithmetic number, because the mean of its divisors is an integer number (4915276531200).

Almost surely, 2^{210012021100101} is an apocalyptic number.

It is an amenable number.

210012021100101 is a deficient number, since it is larger than the sum of its proper divisors (104565676896699).

210012021100101 is a wasteful number, since it uses less digits than its factorization.

210012021100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44026.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 210012021100101 its reverse (101001120210012), we get a palindrome (311013141310113).

The spelling of 210012021100101 in words is "two hundred ten trillion, twelve billion, twenty-one million, one hundred thousand, one hundred one".