210010010222121 has 4 divisors (see below), whose sum is σ = 280013346962832. Its totient is φ = 140006673481412.

The previous prime is 210010010222113. The next prime is 210010010222123. The reversal of 210010010222121 is 121222010010012.

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 210010010222121 - 2³ = 210010010222113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210010010222121.

It is not an unprimeable number, because it can be changed into a prime (210010010222123) 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, 35001668370351 + ... + 35001668370356.

It is an arithmetic number, because the mean of its divisors is an integer number (70003336740708).

Almost surely, 2^{210010010222121} is an apocalyptic number.

It is an amenable number.

210010010222121 is a deficient number, since it is larger than the sum of its proper divisors (70003336740711).

210010010222121 is an equidigital number, since it uses as much as digits as its factorization.

210010010222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70003336740710.

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

Adding to 210010010222121 its reverse (121222010010012), we get a palindrome (331232020232133).

The spelling of 210010010222121 in words is "two hundred ten trillion, ten billion, ten million, two hundred twenty-two thousand, one hundred twenty-one".