210101213051 has 2 divisors, whose sum is σ = 210101213052. Its totient is φ = 210101213050.

The previous prime is 210101213017. The next prime is 210101213053. The reversal of 210101213051 is 150312101012.

210101213051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210101213051 - 2⁶ = 210101212987 is a prime.

Together with 210101213053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (210101213053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050606525 + 105050606526.

It is an arithmetic number, because the mean of its divisors is an integer number (105050606526).

Almost surely, 2^210101213051 is an apocalyptic number.

210101213051 is a deficient number, since it is larger than the sum of its proper divisors (1).

210101213051 is an equidigital number, since it uses as much as digits as its factorization.

210101213051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 17.

Adding to 210101213051 its reverse (150312101012), we get a palindrome (360413314063).

The spelling of 210101213051 in words is "two hundred ten billion, one hundred one million, two hundred thirteen thousand, fifty-one".