121110220202 has 8 divisors (see below), whose sum is σ = 181747799616. Its totient is φ = 60527620332.

The previous prime is 121110220177. The next prime is 121110220213. The reversal of 121110220202 is 202022011121.

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, 13739378 + ... + 13748189.

It is an arithmetic number, because the mean of its divisors is an integer number (22718474952).

Almost surely, 2^121110220202 is an apocalyptic number.

121110220202 is a deficient number, since it is larger than the sum of its proper divisors (60637579414).

121110220202 is a wasteful number, since it uses less digits than its factorization.

121110220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27489772.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121110220202 its reverse (202022011121), we get a palindrome (323132231323).

The spelling of 121110220202 in words is "one hundred twenty-one billion, one hundred ten million, two hundred twenty thousand, two hundred two".