102211112210201 has 4 divisors (see below), whose sum is σ = 102514409279412. Its totient is φ = 101907815140992.

The previous prime is 102211112210183. The next prime is 102211112210237. The reversal of 102211112210201 is 102012211112201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44773509072601 + 57437603137600 = 6691301^2 + 7578760^2 .

It is a cyclic number.

It is not a de Polignac number, because 102211112210201 - 2²² = 102211108015897 is a prime.

It is a super-2 number, since 2×102211112210201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102211112210201.

It is not an unprimeable number, because it can be changed into a prime (102211112216201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151648534100 + ... + 151648534773.

It is an arithmetic number, because the mean of its divisors is an integer number (25628602319853).

Almost surely, 2^{102211112210201} is an apocalyptic number.

It is an amenable number.

102211112210201 is a deficient number, since it is larger than the sum of its proper divisors (303297069211).

102211112210201 is an equidigital number, since it uses as much as digits as its factorization.

102211112210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303297069210.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102211112210201 its reverse (102012211112201), we get a palindrome (204223323322402).

The spelling of 102211112210201 in words is "one hundred two trillion, two hundred eleven billion, one hundred twelve million, two hundred ten thousand, two hundred one".