233313331013421 has 16 divisors (see below), whose sum is σ = 311719604732928. Its totient is φ = 155224642218800.

The previous prime is 233313331013419. The next prime is 233313331013449. The reversal of 233313331013421 is 124310133313332.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 233313331013421 - 2¹ = 233313331013419 is a prime.

It is a super-2 number, since 2×233313331013421² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233313331013491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492497950 + ... + 492971456.

It is an arithmetic number, because the mean of its divisors is an integer number (19482475295808).

Almost surely, 2^{233313331013421} is an apocalyptic number.

It is an amenable number.

233313331013421 is a deficient number, since it is larger than the sum of its proper divisors (78406273719507).

233313331013421 is a wasteful number, since it uses less digits than its factorization.

233313331013421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808512.

The product of its (nonzero) digits is 34992, while the sum is 33.

Adding to 233313331013421 its reverse (124310133313332), we get a palindrome (357623464326753).

The spelling of 233313331013421 in words is "two hundred thirty-three trillion, three hundred thirteen billion, three hundred thirty-one million, thirteen thousand, four hundred twenty-one".