201102020213 has 2 divisors, whose sum is σ = 201102020214. Its totient is φ = 201102020212.

The previous prime is 201102020177. The next prime is 201102020219. The reversal of 201102020213 is 312020201102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138132642244 + 62969377969 = 371662^2 + 250937^2 .

It is a cyclic number.

It is not a de Polignac number, because 201102020213 - 2³⁴ = 183922151029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201102020219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100551010106 + 100551010107.

It is an arithmetic number, because the mean of its divisors is an integer number (100551010107).

Almost surely, 2^201102020213 is an apocalyptic number.

It is an amenable number.

201102020213 is a deficient number, since it is larger than the sum of its proper divisors (1).

201102020213 is an equidigital number, since it uses as much as digits as its factorization.

201102020213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 201102020213 its reverse (312020201102), we get a palindrome (513122221315).

The spelling of 201102020213 in words is "two hundred one billion, one hundred two million, twenty thousand, two hundred thirteen".