101211120112 has 20 divisors (see below), whose sum is σ = 197345572696. Its totient is φ = 50283230400.

The previous prime is 101211120103. The next prime is 101211120113. The reversal of 101211120112 is 211021112101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101211120092 and 101211120101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211120113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20143014 + ... + 20148037.

Almost surely, 2^101211120112 is an apocalyptic number.

It is an amenable number.

101211120112 is a deficient number, since it is larger than the sum of its proper divisors (96134452584).

101211120112 is a wasteful number, since it uses less digits than its factorization.

101211120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40291216 (or 40291210 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101211120112 its reverse (211021112101), we get a palindrome (312232232213).

The spelling of 101211120112 in words is "one hundred one billion, two hundred eleven million, one hundred twenty thousand, one hundred twelve".