120220102110121 has 16 divisors (see below), whose sum is σ = 129726620985024. Its totient is φ = 110750594220864.

The previous prime is 120220102110113. The next prime is 120220102110127. The reversal of 120220102110121 is 121011201022021.

It is not a de Polignac number, because 120220102110121 - 2³ = 120220102110113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120220102110095 and 120220102110104.

It is not an unprimeable number, because it can be changed into a prime (120220102110127) 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, 78085650 + ... + 79610356.

It is an arithmetic number, because the mean of its divisors is an integer number (8107913811564).

Almost surely, 2^{120220102110121} is an apocalyptic number.

It is an amenable number.

120220102110121 is a deficient number, since it is larger than the sum of its proper divisors (9506518874903).

120220102110121 is a wasteful number, since it uses less digits than its factorization.

120220102110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536840.

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

Adding to 120220102110121 its reverse (121011201022021), we get a palindrome (241231303132142).

The spelling of 120220102110121 in words is "one hundred twenty trillion, two hundred twenty billion, one hundred two million, one hundred ten thousand, one hundred twenty-one".