121110112221202 has 32 divisors (see below), whose sum is σ = 207149106374784. Its totient is φ = 52608538195200.

The previous prime is 121110112221127. The next prime is 121110112221257. The reversal of 121110112221202 is 202122211011121.

It is a happy number.

121110112221202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 121110112221202.

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, 65427427 + ... + 67253017.

It is an arithmetic number, because the mean of its divisors is an integer number (6473409574212).

Almost surely, 2^{121110112221202} is an apocalyptic number.

121110112221202 is a deficient number, since it is larger than the sum of its proper divisors (86038994153582).

121110112221202 is a wasteful number, since it uses less digits than its factorization.

121110112221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975714.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 121110112221202 its reverse (202122211011121), we get a palindrome (323232323232323).

The spelling of 121110112221202 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".