121220110112002 has 64 divisors (see below), whose sum is σ = 201467993126400. Its totient is φ = 54237989836800.

The previous prime is 121220110111993. The next prime is 121220110112021. The reversal of 121220110112002 is 200211011022121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16810440177 + ... + 16810447387.

It is an arithmetic number, because the mean of its divisors is an integer number (3147937392600).

Almost surely, 2^{121220110112002} is an apocalyptic number.

121220110112002 is a deficient number, since it is larger than the sum of its proper divisors (80247883014398).

121220110112002 is a wasteful number, since it uses less digits than its factorization.

121220110112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14047.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121220110112002 its reverse (200211011022121), we get a palindrome (321431121134123).

The spelling of 121220110112002 in words is "one hundred twenty-one trillion, two hundred twenty billion, one hundred ten million, one hundred twelve thousand, two".