133231101012223 has 4 divisors (see below), whose sum is σ = 133231252384888. Its totient is φ = 133230949639560.

The previous prime is 133231101012203. The next prime is 133231101012277. The reversal of 133231101012223 is 322210101132331.

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

It is a cyclic number.

It is not a de Polignac number, because 133231101012223 - 2¹³ = 133231101004031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133231101012203) 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, 74358336 + ... + 76128997.

It is an arithmetic number, because the mean of its divisors is an integer number (33307813096222).

Almost surely, 2^{133231101012223} is an apocalyptic number.

133231101012223 is a deficient number, since it is larger than the sum of its proper divisors (151372665).

133231101012223 is an equidigital number, since it uses as much as digits as its factorization.

133231101012223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151372664.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 133231101012223 its reverse (322210101132331), we get a palindrome (455441202144554).

The spelling of 133231101012223 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, one hundred one million, twelve thousand, two hundred twenty-three".