133212312333111 has 128 divisors (see below), whose sum is σ = 205470535680000. Its totient is φ = 75982512291840.

The previous prime is 133212312333101. The next prime is 133212312333131. The reversal of 133212312333111 is 111333213212331.

It is not a de Polignac number, because 133212312333111 - 2⁶ = 133212312333047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133212312333101) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7663358526 + ... + 7663375908.

It is an arithmetic number, because the mean of its divisors is an integer number (1605238560000).

Almost surely, 2^{133212312333111} is an apocalyptic number.

133212312333111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133212312333111 is a deficient number, since it is larger than the sum of its proper divisors (72258223346889).

133212312333111 is a wasteful number, since it uses less digits than its factorization.

133212312333111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18181.

The product of its digits is 5832, while the sum is 30.

Adding to 133212312333111 its reverse (111333213212331), we get a palindrome (244545525545442).

The spelling of 133212312333111 in words is "one hundred thirty-three trillion, two hundred twelve billion, three hundred twelve million, three hundred thirty-three thousand, one hundred eleven".