121011120220012 has 24 divisors (see below), whose sum is σ = 241065630796032. Its totient is φ = 52613530530000.

The previous prime is 121011120220007. The next prime is 121011120220013. The reversal of 121011120220012 is 210022021110121.

It is not an unprimeable number, because it can be changed into a prime (121011120220013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59788101864 + ... + 59788103887.

It is an arithmetic number, because the mean of its divisors is an integer number (10044401283168).

Almost surely, 2^{121011120220012} is an apocalyptic number.

It is an amenable number.

121011120220012 is a deficient number, since it is larger than the sum of its proper divisors (120054510576020).

121011120220012 is a wasteful number, since it uses less digits than its factorization.

121011120220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119576205789 (or 119576205787 counting only the distinct ones).

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

Adding to 121011120220012 its reverse (210022021110121), we get a palindrome (331033141330133).

The spelling of 121011120220012 in words is "one hundred twenty-one trillion, eleven billion, one hundred twenty million, two hundred twenty thousand, twelve".