121002000221012 has 12 divisors (see below), whose sum is σ = 211753698051840. Its totient is φ = 60500943634776.

The previous prime is 121002000220987. The next prime is 121002000221017. The reversal of 121002000221012 is 210122000200121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002000221017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9099962 + ... + 18022577.

It is an arithmetic number, because the mean of its divisors is an integer number (17646141504320).

Almost surely, 2^{121002000221012} is an apocalyptic number.

It is an amenable number.

121002000221012 is a deficient number, since it is larger than the sum of its proper divisors (90751697830828).

121002000221012 is a wasteful number, since it uses less digits than its factorization.

121002000221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28237870 (or 28237868 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121002000221012 its reverse (210122000200121), we get a palindrome (331124000421133).

The spelling of 121002000221012 in words is "one hundred twenty-one trillion, two billion, two hundred twenty-one thousand, twelve".