121020000202 has 8 divisors (see below), whose sum is σ = 185957561412. Its totient is φ = 59034146400.

The previous prime is 121020000181. The next prime is 121020000209. The reversal of 121020000202 is 202000020121.

121020000202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 74354927761 + 46665072441 = 272681^2 + 216021^2 .

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

It is not an unprimeable number, because it can be changed into a prime (121020000209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 737926749 + ... + 737926912.

Almost surely, 2^121020000202 is an apocalyptic number.

121020000202 is a deficient number, since it is larger than the sum of its proper divisors (64937561210).

121020000202 is a wasteful number, since it uses less digits than its factorization.

121020000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475853704.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 121020000202 its reverse (202000020121), we get a palindrome (323020020323).

The spelling of 121020000202 in words is "one hundred twenty-one billion, twenty million, two hundred two", and thus it is an aban number.