133212121312023 has 12 divisors (see below), whose sum is σ = 207218855374440. Its totient is φ = 81976690038096.

The previous prime is 133212121312021. The next prime is 133212121312033. The reversal of 133212121312023 is 320213121212331.

133212121312023 is a `hidden beast` number, since 1 + 3 + 321 + 2 + 1 + 2 + 1 + 312 + 0 + 23 = 666.

It is not a de Polignac number, because 133212121312023 - 2¹ = 133212121312021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133212121312021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 569282569593 + ... + 569282569826.

It is an arithmetic number, because the mean of its divisors is an integer number (17268237947870).

Almost surely, 2^{133212121312023} is an apocalyptic number.

133212121312023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133212121312023 is a deficient number, since it is larger than the sum of its proper divisors (74006734062417).

133212121312023 is a wasteful number, since it uses less digits than its factorization.

133212121312023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138565139438 (or 1138565139435 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 133212121312023 its reverse (320213121212331), we get a palindrome (453425242524354).

The spelling of 133212121312023 in words is "one hundred thirty-three trillion, two hundred twelve billion, one hundred twenty-one million, three hundred twelve thousand, twenty-three".