1204221033231 has 32 divisors (see below), whose sum is σ = 1623158507520. Its totient is φ = 794107190016.

The previous prime is 1204221033229. The next prime is 1204221033247. The reversal of 1204221033231 is 1323301224021.

It is not a de Polignac number, because 1204221033231 - 2¹ = 1204221033229 is a prime.

It is a super-2 number, since 2×1204221033231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204221033271) 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 31 ways as a sum of consecutive naturals, for example, 91381515 + ... + 91394691.

It is an arithmetic number, because the mean of its divisors is an integer number (50723703360).

Almost surely, 2^{1204221033231} is an apocalyptic number.

1204221033231 is a deficient number, since it is larger than the sum of its proper divisors (418937474289).

1204221033231 is a wasteful number, since it uses less digits than its factorization.

1204221033231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14263.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1204221033231 its reverse (1323301224021), we get a palindrome (2527522257252).

The spelling of 1204221033231 in words is "one trillion, two hundred four billion, two hundred twenty-one million, thirty-three thousand, two hundred thirty-one".