121022075 has 24 divisors (see below), whose sum is σ = 157281600. Its totient is φ = 92252160.

The previous prime is 121022063. The next prime is 121022087. The reversal of 121022075 is 570220121.

It is an interprime number because it is at equal distance from previous prime (121022063) and next prime (121022087).

It is a de Polignac number, because none of the positive numbers 2^k-121022075 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56219 + ... + 58331.

It is an arithmetic number, because the mean of its divisors is an integer number (6553400).

Almost surely, 2^121022075 is an apocalyptic number.

121022075 is a deficient number, since it is larger than the sum of its proper divisors (36259525).

121022075 is a wasteful number, since it uses less digits than its factorization.

121022075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231 (or 2226 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 121022075 is about 11001.0033633301. The cubic root of 121022075 is about 494.6388209753.

Adding to 121022075 its reverse (570220121), we get a palindrome (691242196).

The spelling of 121022075 in words is "one hundred twenty-one million, twenty-two thousand, seventy-five".