102235201291 has 2 divisors, whose sum is σ = 102235201292. Its totient is φ = 102235201290.

The previous prime is 102235201267. The next prime is 102235201363. The reversal of 102235201291 is 192102532201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102235201291 - 2⁷ = 102235201163 is a prime.

It is a super-2 number, since 2×102235201291² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102235201241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51117600645 + 51117600646.

It is an arithmetic number, because the mean of its divisors is an integer number (51117600646).

Almost surely, 2^102235201291 is an apocalyptic number.

102235201291 is a deficient number, since it is larger than the sum of its proper divisors (1).

102235201291 is an equidigital number, since it uses as much as digits as its factorization.

102235201291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 102235201291 its reverse (192102532201), we get a palindrome (294337733492).

The spelling of 102235201291 in words is "one hundred two billion, two hundred thirty-five million, two hundred one thousand, two hundred ninety-one".