230201123331 has 4 divisors (see below), whose sum is σ = 306934831112. Its totient is φ = 153467415552.

The previous prime is 230201123323. The next prime is 230201123357. The reversal of 230201123331 is 133321102032.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 230201123331 - 2³ = 230201123323 is a prime.

It is a super-2 number, since 2×230201123331² (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 = 230201123298 and 230201123307.

It is not an unprimeable number, because it can be changed into a prime (230201123311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38366853886 + ... + 38366853891.

It is an arithmetic number, because the mean of its divisors is an integer number (76733707778).

Almost surely, 2^230201123331 is an apocalyptic number.

230201123331 is a deficient number, since it is larger than the sum of its proper divisors (76733707781).

230201123331 is an equidigital number, since it uses as much as digits as its factorization.

230201123331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76733707780.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 230201123331 its reverse (133321102032), we get a palindrome (363522225363).

The spelling of 230201123331 in words is "two hundred thirty billion, two hundred one million, one hundred twenty-three thousand, three hundred thirty-one".