121020035 has 16 divisors (see below), whose sum is σ = 148651200. Its totient is φ = 94554240.

The previous prime is 121020019. The next prime is 121020061. The reversal of 121020035 is 530020121.

It is a happy number.

It is not a de Polignac number, because 121020035 - 2⁴ = 121020019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44114 + ... + 46776.

It is an arithmetic number, because the mean of its divisors is an integer number (9290700).

Almost surely, 2^121020035 is an apocalyptic number.

121020035 is a deficient number, since it is larger than the sum of its proper divisors (27631165).

121020035 is a wasteful number, since it uses less digits than its factorization.

121020035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2878.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 121020035 is about 11000.9106441240. The cubic root of 121020035 is about 494.6360416783.

Adding to 121020035 its reverse (530020121), we get a palindrome (651040156).

The spelling of 121020035 in words is "one hundred twenty-one million, twenty thousand, thirty-five".