10033131221231 has 4 divisors (see below), whose sum is σ = 10277841738864. Its totient is φ = 9788420703600.

The previous prime is 10033131221207. The next prime is 10033131221257. The reversal of 10033131221231 is 13212213133001.

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

It is a cyclic number.

It is not a de Polignac number, because 10033131221231 - 2⁶ = 10033131221167 is a prime.

It is a super-2 number, since 2×10033131221231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10033131221197 and 10033131221206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033131221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122355258755 + ... + 122355258836.

It is an arithmetic number, because the mean of its divisors is an integer number (2569460434716).

Almost surely, 2^{10033131221231} is an apocalyptic number.

10033131221231 is a deficient number, since it is larger than the sum of its proper divisors (244710517633).

10033131221231 is an equidigital number, since it uses as much as digits as its factorization.

10033131221231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244710517632.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 10033131221231 its reverse (13212213133001), we get a palindrome (23245344354232).

The spelling of 10033131221231 in words is "ten trillion, thirty-three billion, one hundred thirty-one million, two hundred twenty-one thousand, two hundred thirty-one".