133120221415 has 8 divisors (see below), whose sum is σ = 161209810080. Its totient is φ = 105519147552.

The previous prime is 133120221389. The next prime is 133120221467. The reversal of 133120221415 is 514122021331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133120221415 - 2⁷ = 133120221287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133120221415.

It is a congruent number.

It is an unprimeable number.

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, 122128099 + ... + 122129188.

It is an arithmetic number, because the mean of its divisors is an integer number (20151226260).

Almost surely, 2^133120221415 is an apocalyptic number.

133120221415 is a deficient number, since it is larger than the sum of its proper divisors (28089588665).

133120221415 is a wasteful number, since it uses less digits than its factorization.

133120221415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244257401.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 133120221415 its reverse (514122021331), we get a palindrome (647242242746).

The spelling of 133120221415 in words is "one hundred thirty-three billion, one hundred twenty million, two hundred twenty-one thousand, four hundred fifteen".