100133120221231 has 2 divisors, whose sum is σ = 100133120221232. Its totient is φ = 100133120221230.

The previous prime is 100133120221213. The next prime is 100133120221241. The reversal of 100133120221231 is 132122021331001.

Together with previous prime (100133120221213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100133120221231 - 2¹¹ = 100133120219183 is a prime.

It is a super-2 number, since 2×100133120221231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100133120221241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50066560110615 + 50066560110616.

It is an arithmetic number, because the mean of its divisors is an integer number (50066560110616).

Almost surely, 2^{100133120221231} is an apocalyptic number.

100133120221231 is a deficient number, since it is larger than the sum of its proper divisors (1).

100133120221231 is an equidigital number, since it uses as much as digits as its factorization.

100133120221231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 100133120221231 its reverse (132122021331001), we get a palindrome (232255141552232).

The spelling of 100133120221231 in words is "one hundred trillion, one hundred thirty-three billion, one hundred twenty million, two hundred twenty-one thousand, two hundred thirty-one".