20011120220112 has 40 divisors (see below), whose sum is σ = 59080450174656. Its totient is φ = 5717462919936.

The previous prime is 20011120220023. The next prime is 20011120220137. The reversal of 20011120220112 is 21102202111002.

It is a junction number, because it is equal to n+sod(n) for n = 20011120220091 and 20011120220100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29778452373 + ... + 29778453044.

Almost surely, 2^{20011120220112} is an apocalyptic number.

It is an amenable number.

20011120220112 is an abundant number, since it is smaller than the sum of its proper divisors (39069329954544).

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

20011120220112 is a wasteful number, since it uses less digits than its factorization.

20011120220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59556905435 (or 59556905429 counting only the distinct ones).

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

Adding to 20011120220112 its reverse (21102202111002), we get a palindrome (41113322331114).

The spelling of 20011120220112 in words is "twenty trillion, eleven billion, one hundred twenty million, two hundred twenty thousand, one hundred twelve".