20020020010112 has 16 divisors (see below), whose sum is σ = 39883633614150. Its totient is φ = 10010010004992.

The previous prime is 20020020010061. The next prime is 20020020010121. The reversal of 20020020010112 is 21101002002002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13006294067776 + 7013725942336 = 3606424^2 + 2648344^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 20020020010093 and 20020020010102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78203203037 + ... + 78203203292.

Almost surely, 2^{20020020010112} is an apocalyptic number.

It is an amenable number.

20020020010112 is a deficient number, since it is larger than the sum of its proper divisors (19863613604038).

20020020010112 is an equidigital number, since it uses as much as digits as its factorization.

20020020010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156406406343 (or 156406406331 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20020020010112 its reverse (21101002002002), we get a palindrome (41121022012114).

The spelling of 20020020010112 in words is "twenty trillion, twenty billion, twenty million, ten thousand, one hundred twelve".