121220202000202 has 8 divisors (see below), whose sum is σ = 181844035409412. Its totient is φ = 60605523530400.

The previous prime is 121220202000199. The next prime is 121220202000217. The reversal of 121220202000202 is 202000202022121.

121220202000202 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 105718886516961 + 15501315483241 = 10281969^2 + 3937171^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2288701749 + ... + 2288754712.

Almost surely, 2^{121220202000202} is an apocalyptic number.

121220202000202 is a deficient number, since it is larger than the sum of its proper divisors (60623833409210).

121220202000202 is a wasteful number, since it uses less digits than its factorization.

121220202000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4577469704.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 121220202000202 its reverse (202000202022121), we get a palindrome (323220404022323).

The spelling of 121220202000202 in words is "one hundred twenty-one trillion, two hundred twenty billion, two hundred two million, two hundred two", and thus it is an aban number.