201941213 has 2 divisors, whose sum is σ = 201941214. Its totient is φ = 201941212.

The previous prime is 201941197. The next prime is 201941221. The reversal of 201941213 is 312149102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190798969 + 11142244 = 13813^2 + 3338^2 .

It is a cyclic number.

It is not a de Polignac number, because 201941213 - 2⁴ = 201941197 is a prime.

It is a super-2 number, since 2×201941213² = 81560507015822738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201941263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100970606 + 100970607.

It is an arithmetic number, because the mean of its divisors is an integer number (100970607).

Almost surely, 2^201941213 is an apocalyptic number.

It is an amenable number.

201941213 is a deficient number, since it is larger than the sum of its proper divisors (1).

201941213 is an equidigital number, since it uses as much as digits as its factorization.

201941213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 201941213 is about 14210.6021336184. The cubic root of 201941213 is about 586.6895060768.

The spelling of 201941213 in words is "two hundred one million, nine hundred forty-one thousand, two hundred thirteen".