122133001 has 4 divisors (see below), whose sum is σ = 122158612. Its totient is φ = 122107392.

The previous prime is 122132977. The next prime is 122133019. The reversal of 122133001 is 100331221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61214976 + 60918025 = 7824^2 + 7805^2 .

It is a cyclic number.

It is not a de Polignac number, because 122133001 - 2¹³ = 122124809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122133071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3300 + ... + 15973.

It is an arithmetic number, because the mean of its divisors is an integer number (30539653).

Almost surely, 2^122133001 is an apocalyptic number.

It is an amenable number.

122133001 is a deficient number, since it is larger than the sum of its proper divisors (25611).

122133001 is an equidigital number, since it uses as much as digits as its factorization.

122133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25610.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 122133001 is about 11051.3800495685. The cubic root of 122133001 is about 496.1477309362.

Adding to 122133001 its reverse (100331221), we get a palindrome (222464222).

The spelling of 122133001 in words is "one hundred twenty-two million, one hundred thirty-three thousand, one".