121120101100012 has 24 divisors (see below), whose sum is σ = 243298019689760. Its totient is φ = 51681939580800.

The previous prime is 121120101099941. The next prime is 121120101100057. The reversal of 121120101100012 is 210001101021121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 121120101099965 and 121120101100001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9444792489 + ... + 9444805312.

Almost surely, 2^{121120101100012} is an apocalyptic number.

It is an amenable number.

121120101100012 is an abundant number, since it is smaller than the sum of its proper divisors (122177918589748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121120101100012 is a wasteful number, since it uses less digits than its factorization.

121120101100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18889598041 (or 18889598039 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121120101100012 its reverse (210001101021121), we get a palindrome (331121202121133).

The spelling of 121120101100012 in words is "one hundred twenty-one trillion, one hundred twenty billion, one hundred one million, one hundred thousand, twelve".