233020212231 has 8 divisors (see below), whose sum is σ = 311815255024. Its totient is φ = 154785988800.

The previous prime is 233020212221. The next prime is 233020212233. The reversal of 233020212231 is 132212020332.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 233020212231 - 2¹¹ = 233020210183 is a prime.

It is a super-2 number, since 2×233020212231² (a number of 24 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 = 233020212198 and 233020212207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233020212233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140203870 + ... + 140205531.

It is an arithmetic number, because the mean of its divisors is an integer number (38976906878).

Almost surely, 2^233020212231 is an apocalyptic number.

233020212231 is a deficient number, since it is larger than the sum of its proper divisors (78795042793).

233020212231 is a wasteful number, since it uses less digits than its factorization.

233020212231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280409681.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 233020212231 its reverse (132212020332), we get a palindrome (365232232563).

The spelling of 233020212231 in words is "two hundred thirty-three billion, twenty million, two hundred twelve thousand, two hundred thirty-one".