121111002202 has 16 divisors (see below), whose sum is σ = 182047279680. Its totient is φ = 60428679808.

The previous prime is 121111002191. The next prime is 121111002211. The reversal of 121111002202 is 202200111121.

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, 2419593 + ... + 2469139.

It is an arithmetic number, because the mean of its divisors is an integer number (11377954980).

Almost surely, 2^121111002202 is an apocalyptic number.

121111002202 is a deficient number, since it is larger than the sum of its proper divisors (60936277478).

121111002202 is a wasteful number, since it uses less digits than its factorization.

121111002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52085.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121111002202 its reverse (202200111121), we get a palindrome (323311113323).

The spelling of 121111002202 in words is "one hundred twenty-one billion, one hundred eleven million, two thousand, two hundred two".