202019869061 has 2 divisors, whose sum is σ = 202019869062. Its totient is φ = 202019869060.

The previous prime is 202019868943. The next prime is 202019869097. The reversal of 202019869061 is 160968910202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200731776961 + 1288092100 = 448031^2 + 35890^2 .

It is a cyclic number.

It is not a de Polignac number, because 202019869061 - 2¹⁴ = 202019852677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202019869361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101009934530 + 101009934531.

It is an arithmetic number, because the mean of its divisors is an integer number (101009934531).

Almost surely, 2^202019869061 is an apocalyptic number.

It is an amenable number.

202019869061 is a deficient number, since it is larger than the sum of its proper divisors (1).

202019869061 is an equidigital number, since it uses as much as digits as its factorization.

202019869061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 202019869061 in words is "two hundred two billion, nineteen million, eight hundred sixty-nine thousand, sixty-one".