233022012221 has 8 divisors (see below), whose sum is σ = 233680341504. Its totient is φ = 232363810800.

The previous prime is 233022012217. The next prime is 233022012239. The reversal of 233022012221 is 122210220332.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 233022012221 - 2² = 233022012217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233022012193 and 233022012202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233022012241) 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, 4529996 + ... + 4581146.

It is an arithmetic number, because the mean of its divisors is an integer number (29210042688).

Almost surely, 2^233022012221 is an apocalyptic number.

It is an amenable number.

233022012221 is a deficient number, since it is larger than the sum of its proper divisors (658329283).

233022012221 is a wasteful number, since it uses less digits than its factorization.

233022012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63931.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 233022012221 its reverse (122210220332), we get a palindrome (355232232553).

The spelling of 233022012221 in words is "two hundred thirty-three billion, twenty-two million, twelve thousand, two hundred twenty-one".