202052611993 has 2 divisors, whose sum is σ = 202052611994. Its totient is φ = 202052611992.

The previous prime is 202052611897. The next prime is 202052612029. The reversal of 202052611993 is 399116250202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129246002064 + 72806609929 = 359508^2 + 269827^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202052611993 is a prime.

It is a super-3 number, since 3×202052611993³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (202052611193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101026305996 + 101026305997.

It is an arithmetic number, because the mean of its divisors is an integer number (101026305997).

Almost surely, 2^202052611993 is an apocalyptic number.

It is an amenable number.

202052611993 is a deficient number, since it is larger than the sum of its proper divisors (1).

202052611993 is an equidigital number, since it uses as much as digits as its factorization.

202052611993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 202052611993 in words is "two hundred two billion, fifty-two million, six hundred eleven thousand, nine hundred ninety-three".