202027572138943 has 2 divisors, whose sum is σ = 202027572138944. Its totient is φ = 202027572138942.

The previous prime is 202027572138941. The next prime is 202027572138947. The reversal of 202027572138943 is 349831275720202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202027572138943 - 2¹ = 202027572138941 is a prime.

Together with 202027572138941, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202027572138941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101013786069471 + 101013786069472.

It is an arithmetic number, because the mean of its divisors is an integer number (101013786069472).

Almost surely, 2^{202027572138943} is an apocalyptic number.

202027572138943 is a deficient number, since it is larger than the sum of its proper divisors (1).

202027572138943 is an equidigital number, since it uses as much as digits as its factorization.

202027572138943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 202027572138943 in words is "two hundred two trillion, twenty-seven billion, five hundred seventy-two million, one hundred thirty-eight thousand, nine hundred forty-three".