121002212120012 has 6 divisors (see below), whose sum is σ = 211753871210028. Its totient is φ = 60501106060004.

The previous prime is 121002212120011. The next prime is 121002212120021. The reversal of 121002212120012 is 210021212200121.

It is not an unprimeable number, because it can be changed into a prime (121002212120011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15125276514998 + ... + 15125276515005.

It is an arithmetic number, because the mean of its divisors is an integer number (35292311868338).

Almost surely, 2^{121002212120012} is an apocalyptic number.

It is an amenable number.

121002212120012 is a deficient number, since it is larger than the sum of its proper divisors (90751659090016).

121002212120012 is a wasteful number, since it uses less digits than its factorization.

121002212120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30250553030007 (or 30250553030005 counting only the distinct ones).

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

Adding to 121002212120012 its reverse (210021212200121), we get a palindrome (331023424320133).

The spelling of 121002212120012 in words is "one hundred twenty-one trillion, two billion, two hundred twelve million, one hundred twenty thousand, twelve".