202142200093 has 2 divisors, whose sum is σ = 202142200094. Its totient is φ = 202142200092.

The previous prime is 202142200081. The next prime is 202142200129. The reversal of 202142200093 is 390002241202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107304070329 + 94838129764 = 327573^2 + 307958^2 .

It is a cyclic number.

It is not a de Polignac number, because 202142200093 - 2¹⁷ = 202142069021 is a prime.

It is a super-2 number, since 2×202142200093² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202142200193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101071100046 + 101071100047.

It is an arithmetic number, because the mean of its divisors is an integer number (101071100047).

Almost surely, 2^202142200093 is an apocalyptic number.

It is an amenable number.

202142200093 is a deficient number, since it is larger than the sum of its proper divisors (1).

202142200093 is an equidigital number, since it uses as much as digits as its factorization.

202142200093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 202142200093 its reverse (390002241202), we get a palindrome (592144441295).

The spelling of 202142200093 in words is "two hundred two billion, one hundred forty-two million, two hundred thousand, ninety-three".