122820035 has 8 divisors (see below), whose sum is σ = 158721360. Its totient is φ = 90697824.

The previous prime is 122820031. The next prime is 122820101. The reversal of 122820035 is 530028221.

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 122820035 - 2² = 122820031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122820031) 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 7 ways as a sum of consecutive naturals, for example, 944705 + ... + 944834.

It is an arithmetic number, because the mean of its divisors is an integer number (19840170).

Almost surely, 2^122820035 is an apocalyptic number.

122820035 is a deficient number, since it is larger than the sum of its proper divisors (35901325).

122820035 is a wasteful number, since it uses less digits than its factorization.

122820035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889557.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 122820035 is about 11082.4200876884. The cubic root of 122820035 is about 497.0763174829.

Adding to 122820035 its reverse (530028221), we get a palindrome (652848256).

The spelling of 122820035 in words is "one hundred twenty-two million, eight hundred twenty thousand, thirty-five".