133054220405123 has 16 divisors (see below), whose sum is σ = 134907248822400. Its totient is φ = 131209257907200.

The previous prime is 133054220405107. The next prime is 133054220405147. The reversal of 133054220405123 is 321504022450331.

It is not a de Polignac number, because 133054220405123 - 2⁴ = 133054220405107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133054220405723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215717558 + ... + 216333476.

It is an arithmetic number, because the mean of its divisors is an integer number (8431703051400).

Almost surely, 2^{133054220405123} is an apocalyptic number.

133054220405123 is a deficient number, since it is larger than the sum of its proper divisors (1853028417277).

133054220405123 is an equidigital number, since it uses as much as digits as its factorization.

133054220405123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622462.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 133054220405123 its reverse (321504022450331), we get a palindrome (454558242855454).

The spelling of 133054220405123 in words is "one hundred thirty-three trillion, fifty-four billion, two hundred twenty million, four hundred five thousand, one hundred twenty-three".