202102020110101 has 16 divisors (see below), whose sum is σ = 208311565512960. Its totient is φ = 195953555220480.

The previous prime is 202102020110063. The next prime is 202102020110129. The reversal of 202102020110101 is 101011020201202.

It is a cyclic number.

It is not a de Polignac number, because 202102020110101 - 2¹⁷ = 202102019979029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202102020110801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139146036 + ... + 140590978.

It is an arithmetic number, because the mean of its divisors is an integer number (13019472844560).

Almost surely, 2^{202102020110101} is an apocalyptic number.

It is an amenable number.

202102020110101 is a deficient number, since it is larger than the sum of its proper divisors (6209545402859).

202102020110101 is a wasteful number, since it uses less digits than its factorization.

202102020110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466076.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202102020110101 its reverse (101011020201202), we get a palindrome (303113040311303).

The spelling of 202102020110101 in words is "two hundred two trillion, one hundred two billion, twenty million, one hundred ten thousand, one hundred one".