112120202120 has 16 divisors (see below), whose sum is σ = 252270454860. Its totient is φ = 44848080832.

The previous prime is 112120202113. The next prime is 112120202171. The reversal of 112120202120 is 21202021211.

It can be written as a sum of positive squares in 2 ways, for example, as 104772626596 + 7347575524 = 323686^2 + 85718^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112120202095 and 112120202104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1401502487 + ... + 1401502566.

Almost surely, 2^112120202120 is an apocalyptic number.

112120202120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120202120 is an abundant number, since it is smaller than the sum of its proper divisors (140150252740).

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

112120202120 is a wasteful number, since it uses less digits than its factorization.

112120202120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803005064 (or 2803005060 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 112120202120 its reverse (21202021211), we get a palindrome (133322223331).

It can be divided in two parts, 1 and 12120202120, that added together give a palindrome (12120202121).

The spelling of 112120202120 in words is "one hundred twelve billion, one hundred twenty million, two hundred two thousand, one hundred twenty".