210101102022121 has 8 divisors (see below), whose sum is σ = 210182811799104. Its totient is φ = 210019405584240.

The previous prime is 210101102022061. The next prime is 210101102022167. The reversal of 210101102022121 is 121220201101012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210101102022121 - 2¹⁵ = 210101101989353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210101102022095 and 210101102022104.

It is not an unprimeable number, because it can be changed into a prime (210101102022221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28230946 + ... + 34888228.

It is an arithmetic number, because the mean of its divisors is an integer number (26272851474888).

Almost surely, 2^{210101102022121} is an apocalyptic number.

It is an amenable number.

210101102022121 is a deficient number, since it is larger than the sum of its proper divisors (81709776983).

210101102022121 is an equidigital number, since it uses as much as digits as its factorization.

210101102022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6669551.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210101102022121 its reverse (121220201101012), we get a palindrome (331321303123133).

The spelling of 210101102022121 in words is "two hundred ten trillion, one hundred one billion, one hundred two million, twenty-two thousand, one hundred twenty-one".