2020121102112 has 24 divisors (see below), whose sum is σ = 5302817893296. Its totient is φ = 673373700672.

The previous prime is 2020121102107. The next prime is 2020121102123. The reversal of 2020121102112 is 2112011210202.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 2020121102091 and 2020121102100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10521463978 + ... + 10521464169.

It is an arithmetic number, because the mean of its divisors is an integer number (220950745554).

Almost surely, 2^{2020121102112} is an apocalyptic number.

It is an amenable number.

2020121102112 is an abundant number, since it is smaller than the sum of its proper divisors (3282696791184).

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

2020121102112 is a wasteful number, since it uses less digits than its factorization.

2020121102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21042928160 (or 21042928152 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2020121102112 its reverse (2112011210202), we get a palindrome (4132132312314).

The spelling of 2020121102112 in words is "two trillion, twenty billion, one hundred twenty-one million, one hundred two thousand, one hundred twelve".