121102111202 has 16 divisors (see below), whose sum is σ = 182005045632. Its totient is φ = 60433847760.

The previous prime is 121102111159. The next prime is 121102111241. The reversal of 121102111202 is 202111201121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3035927 + ... + 3075557.

It is an arithmetic number, because the mean of its divisors is an integer number (11375315352).

Almost surely, 2^121102111202 is an apocalyptic number.

121102111202 is a deficient number, since it is larger than the sum of its proper divisors (60902934430).

121102111202 is a wasteful number, since it uses less digits than its factorization.

121102111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42553.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121102111202 its reverse (202111201121), we get a palindrome (323213312323).

The spelling of 121102111202 in words is "one hundred twenty-one billion, one hundred two million, one hundred eleven thousand, two hundred two".