210210101197 has 2 divisors, whose sum is σ = 210210101198. Its totient is φ = 210210101196.

The previous prime is 210210101149. The next prime is 210210101261. The reversal of 210210101197 is 791101012012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124052588521 + 86157512676 = 352211^2 + 293526^2 .

It is a cyclic number.

It is not a de Polignac number, because 210210101197 - 2⁷ = 210210101069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210210101107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105105050598 + 105105050599.

It is an arithmetic number, because the mean of its divisors is an integer number (105105050599).

Almost surely, 2^210210101197 is an apocalyptic number.

It is an amenable number.

210210101197 is a deficient number, since it is larger than the sum of its proper divisors (1).

210210101197 is an equidigital number, since it uses as much as digits as its factorization.

210210101197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 25.

The spelling of 210210101197 in words is "two hundred ten billion, two hundred ten million, one hundred one thousand, one hundred ninety-seven".