202110061 has 2 divisors, whose sum is σ = 202110062. Its totient is φ = 202110060.

The previous prime is 202110037. The next prime is 202110079. The reversal of 202110061 is 160011202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188375625 + 13734436 = 13725^2 + 3706^2 .

It is a cyclic number.

It is not a de Polignac number, because 202110061 - 2¹³ = 202101869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202113061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101055030 + 101055031.

It is an arithmetic number, because the mean of its divisors is an integer number (101055031).

Almost surely, 2^202110061 is an apocalyptic number.

It is an amenable number.

202110061 is a deficient number, since it is larger than the sum of its proper divisors (1).

202110061 is an equidigital number, since it uses as much as digits as its factorization.

202110061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 202110061 is about 14216.5418087522. The cubic root of 202110061 is about 586.8529756857.

Adding to 202110061 its reverse (160011202), we get a palindrome (362121263).

The spelling of 202110061 in words is "two hundred two million, one hundred ten thousand, sixty-one".