210012212102001 has 4 divisors (see below), whose sum is σ = 280016282802672. Its totient is φ = 140008141401332.

The previous prime is 210012212101969. The next prime is 210012212102047. The reversal of 210012212102001 is 100201212210012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210012212102001 - 2⁵ = 210012212101969 is a prime.

It is a super-3 number, since 3×210012212102001³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (210012212102051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35002035350331 + ... + 35002035350336.

It is an arithmetic number, because the mean of its divisors is an integer number (70004070700668).

Almost surely, 2^{210012212102001} is an apocalyptic number.

It is an amenable number.

210012212102001 is a deficient number, since it is larger than the sum of its proper divisors (70004070700671).

210012212102001 is an equidigital number, since it uses as much as digits as its factorization.

210012212102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70004070700670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210012212102001 its reverse (100201212210012), we get a palindrome (310213424312013).

The spelling of 210012212102001 in words is "two hundred ten trillion, twelve billion, two hundred twelve million, one hundred two thousand, one".