202010120101 has 2 divisors, whose sum is σ = 202010120102. Its totient is φ = 202010120100.

The previous prime is 202010120069. The next prime is 202010120107. The reversal of 202010120101 is 101021010202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124796160225 + 77213959876 = 353265^2 + 277874^2 .

It is a cyclic number.

It is not a de Polignac number, because 202010120101 - 2⁵ = 202010120069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202010120107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005060050 + 101005060051.

It is an arithmetic number, because the mean of its divisors is an integer number (101005060051).

Almost surely, 2^202010120101 is an apocalyptic number.

It is an amenable number.

202010120101 is a deficient number, since it is larger than the sum of its proper divisors (1).

202010120101 is an equidigital number, since it uses as much as digits as its factorization.

202010120101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 202010120101 its reverse (101021010202), we get a palindrome (303031130303).

The spelling of 202010120101 in words is "two hundred two billion, ten million, one hundred twenty thousand, one hundred one".