133212221003 has 4 divisors (see below), whose sum is σ = 133213003008. Its totient is φ = 133211439000.

The previous prime is 133212220991. The next prime is 133212221011. The reversal of 133212221003 is 300122212331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 133212221003 - 2⁴ = 133212220987 is a prime.

It is a super-2 number, since 2×133212221003² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133212221033) 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, 14876 + ... + 516377.

It is an arithmetic number, because the mean of its divisors is an integer number (33303250752).

Almost surely, 2^133212221003 is an apocalyptic number.

133212221003 is a deficient number, since it is larger than the sum of its proper divisors (782005).

133212221003 is an equidigital number, since it uses as much as digits as its factorization.

133212221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782004.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 133212221003 its reverse (300122212331), we get a palindrome (433334433334).

The spelling of 133212221003 in words is "one hundred thirty-three billion, two hundred twelve million, two hundred twenty-one thousand, three".