201131002223 has 2 divisors, whose sum is σ = 201131002224. Its totient is φ = 201131002222.

The previous prime is 201131002169. The next prime is 201131002243. The reversal of 201131002223 is 322200131102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201131002223 - 2¹⁸ = 201130740079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201131002243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100565501111 + 100565501112.

It is an arithmetic number, because the mean of its divisors is an integer number (100565501112).

Almost surely, 2^201131002223 is an apocalyptic number.

201131002223 is a deficient number, since it is larger than the sum of its proper divisors (1).

201131002223 is an equidigital number, since it uses as much as digits as its factorization.

201131002223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 201131002223 its reverse (322200131102), we get a palindrome (523331133325).

The spelling of 201131002223 in words is "two hundred one billion, one hundred thirty-one million, two thousand, two hundred twenty-three".