1001200033231 has 2 divisors, whose sum is σ = 1001200033232. Its totient is φ = 1001200033230.

The previous prime is 1001200033147. The next prime is 1001200033241. The reversal of 1001200033231 is 1323300021001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001200033231 - 2²⁵ = 1001166478799 is a prime.

It is a super-2 number, since 2×1001200033231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001200033241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500600016615 + 500600016616.

It is an arithmetic number, because the mean of its divisors is an integer number (500600016616).

Almost surely, 2^{1001200033231} is an apocalyptic number.

1001200033231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001200033231 is an equidigital number, since it uses as much as digits as its factorization.

1001200033231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1001200033231 its reverse (1323300021001), we get a palindrome (2324500054232).

The spelling of 1001200033231 in words is "one trillion, one billion, two hundred million, thirty-three thousand, two hundred thirty-one".