20101223200112 has 10 divisors (see below), whose sum is σ = 38946119950248. Its totient is φ = 10050611600048.

The previous prime is 20101223200111. The next prime is 20101223200127. The reversal of 20101223200112 is 21100232210102.

It is a super-3 number, since 3×20101223200112³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101223200111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 628163224988 + ... + 628163225019.

Almost surely, 2^{20101223200112} is an apocalyptic number.

It is an amenable number.

20101223200112 is a deficient number, since it is larger than the sum of its proper divisors (18844896750136).

20101223200112 is a wasteful number, since it uses less digits than its factorization.

20101223200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256326450015 (or 1256326450009 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20101223200112 its reverse (21100232210102), we get a palindrome (41201455410214).

The spelling of 20101223200112 in words is "twenty trillion, one hundred one billion, two hundred twenty-three million, two hundred thousand, one hundred twelve".