133122121154 has 16 divisors (see below), whose sum is σ = 218122475616. Its totient is φ = 60430533600.

The previous prime is 133122121141. The next prime is 133122121157. The reversal of 133122121154 is 451121221331.

It is not an unprimeable number, because it can be changed into a prime (133122121157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3958952 + ... + 3992435.

It is an arithmetic number, because the mean of its divisors is an integer number (13632654726).

Almost surely, 2^133122121154 is an apocalyptic number.

133122121154 is a deficient number, since it is larger than the sum of its proper divisors (85000354462).

133122121154 is a wasteful number, since it uses less digits than its factorization.

133122121154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7952161.

The product of its digits is 1440, while the sum is 26.

Adding to 133122121154 its reverse (451121221331), we get a palindrome (584243342485).

The spelling of 133122121154 in words is "one hundred thirty-three billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred fifty-four".