233222213231101 has 4 divisors (see below), whose sum is σ = 233238668633212. Its totient is φ = 233205757828992.

The previous prime is 233222213231039. The next prime is 233222213231179. The reversal of 233222213231101 is 101132312222332.

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

It can be written as a sum of positive squares in 2 ways, for example, as 167974171435225 + 65248041795876 = 12960485^2 + 8077626^2 .

It is a cyclic number.

It is not a de Polignac number, because 233222213231101 - 2²¹ = 233222211133949 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 233222213231101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233222213231801) 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, 8227679796 + ... + 8227708141.

It is an arithmetic number, because the mean of its divisors is an integer number (58309667158303).

Almost surely, 2^{233222213231101} is an apocalyptic number.

It is an amenable number.

233222213231101 is a deficient number, since it is larger than the sum of its proper divisors (16455402111).

233222213231101 is a wasteful number, since it uses less digits than its factorization.

233222213231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16455402110.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 233222213231101 its reverse (101132312222332), we get a palindrome (334354525453433).

The spelling of 233222213231101 in words is "two hundred thirty-three trillion, two hundred twenty-two billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred one".