233012011121 has 4 divisors (see below), whose sum is σ = 245275801200. Its totient is φ = 220748221044.

The previous prime is 233012011117. The next prime is 233012011123. The reversal of 233012011121 is 121110210332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233012011121 - 2² = 233012011117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233012011121.

It is not an unprimeable number, because it can be changed into a prime (233012011123) 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, 6131895011 + ... + 6131895048.

It is an arithmetic number, because the mean of its divisors is an integer number (61318950300).

Almost surely, 2^233012011121 is an apocalyptic number.

It is an amenable number.

233012011121 is a deficient number, since it is larger than the sum of its proper divisors (12263790079).

233012011121 is a wasteful number, since it uses less digits than its factorization.

233012011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12263790078.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 233012011121 its reverse (121110210332), we get a palindrome (354122221453).

The spelling of 233012011121 in words is "two hundred thirty-three billion, twelve million, eleven thousand, one hundred twenty-one".