120020011102121 has 16 divisors (see below), whose sum is σ = 129911018496000. Its totient is φ = 110223182317248.

The previous prime is 120020011102111. The next prime is 120020011102151. The reversal of 120020011102121 is 121201110020021.

It is not a de Polignac number, because 120020011102121 - 2¹⁰ = 120020011101097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120020011102096 and 120020011102105.

It is not an unprimeable number, because it can be changed into a prime (120020011102111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35093720 + ... + 38361558.

It is an arithmetic number, because the mean of its divisors is an integer number (8119438656000).

Almost surely, 2^{120020011102121} is an apocalyptic number.

It is an amenable number.

120020011102121 is a deficient number, since it is larger than the sum of its proper divisors (9891007393879).

120020011102121 is a wasteful number, since it uses less digits than its factorization.

120020011102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282248.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120020011102121 its reverse (121201110020021), we get a palindrome (241221121122142).

The spelling of 120020011102121 in words is "one hundred twenty trillion, twenty billion, eleven million, one hundred two thousand, one hundred twenty-one".