121102221102002 has 24 divisors (see below), whose sum is σ = 211182155420736. Its totient is φ = 51021274729464.

The previous prime is 121102221101909. The next prime is 121102221102053. The reversal of 121102221102002 is 200201122201121.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1242433118 + ... + 1242530585.

It is an arithmetic number, because the mean of its divisors is an integer number (8799256475864).

Almost surely, 2^{121102221102002} is an apocalyptic number.

121102221102002 is a deficient number, since it is larger than the sum of its proper divisors (90079934318734).

121102221102002 is an equidigital number, since it uses as much as digits as its factorization.

121102221102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484963830 (or 2484963771 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121102221102002 its reverse (200201122201121), we get a palindrome (321303343303123).

The spelling of 121102221102002 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred twenty-one million, one hundred two thousand, two".