233140222231 has 12 divisors (see below), whose sum is σ = 271381161000. Its totient is φ = 199703886480.

The previous prime is 233140222229. The next prime is 233140222241. The reversal of 233140222231 is 132222041332.

It is not a de Polignac number, because 233140222231 - 2¹ = 233140222229 is a prime.

It is a super-2 number, since 2×233140222231² (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 = 233140222196 and 233140222205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233140222241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1478856 + ... + 1628893.

It is an arithmetic number, because the mean of its divisors is an integer number (22615096750).

Almost surely, 2^233140222231 is an apocalyptic number.

233140222231 is a deficient number, since it is larger than the sum of its proper divisors (38240938769).

233140222231 is a wasteful number, since it uses less digits than its factorization.

233140222231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109294 (or 3109287 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 233140222231 its reverse (132222041332), we get a palindrome (365362263563).

The spelling of 233140222231 in words is "two hundred thirty-three billion, one hundred forty million, two hundred twenty-two thousand, two hundred thirty-one".