201082061969 has 2 divisors, whose sum is σ = 201082061970. Its totient is φ = 201082061968.

The previous prime is 201082061933. The next prime is 201082062007. The reversal of 201082061969 is 969160280102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161346822400 + 39735239569 = 401680^2 + 199337^2 .

It is a cyclic number.

It is not a de Polignac number, because 201082061969 - 2²⁴ = 201065284753 is a prime.

It is a super-2 number, since 2×201082061969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201082061569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100541030984 + 100541030985.

It is an arithmetic number, because the mean of its divisors is an integer number (100541030985).

Almost surely, 2^201082061969 is an apocalyptic number.

It is an amenable number.

201082061969 is a deficient number, since it is larger than the sum of its proper divisors (1).

201082061969 is an equidigital number, since it uses as much as digits as its factorization.

201082061969 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 201082061969 in words is "two hundred one billion, eighty-two million, sixty-one thousand, nine hundred sixty-nine".