210214122100001 has 4 divisors (see below), whose sum is σ = 210226261293972. Its totient is φ = 210201982906032.

The previous prime is 210214122099857. The next prime is 210214122100033. The reversal of 210214122100001 is 100001221412012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 197869798224400 + 12344323875601 = 14066620^2 + 3513449^2 .

It is a cyclic number.

It is not a de Polignac number, because 210214122100001 - 2¹⁰ = 210214122098977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210214122100061) 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, 6069571010 + ... + 6069605643.

It is an arithmetic number, because the mean of its divisors is an integer number (52556565323493).

Almost surely, 2^{210214122100001} is an apocalyptic number.

It is an amenable number.

210214122100001 is a deficient number, since it is larger than the sum of its proper divisors (12139193971).

210214122100001 is a wasteful number, since it uses less digits than its factorization.

210214122100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12139193970.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210214122100001 its reverse (100001221412012), we get a palindrome (310215343512013).

The spelling of 210214122100001 in words is "two hundred ten trillion, two hundred fourteen billion, one hundred twenty-two million, one hundred thousand, one".