101201120112 has 40 divisors (see below), whose sum is σ = 261490612240.
Its totient is φ = 33726689280.
The previous prime is 101201120107. The next prime is 101201120147. The reversal of 101201120112 is 211021102101.
Adding to 101201120112 its reverse (211021102101), we get a palindrome (312222222213).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16464 + ... + 450192.
It is an arithmetic number, because the mean of its divisors is an integer number (6537265306).
Almost surely, 2101201120112 is an apocalyptic number.
101201120112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101201120112 is an abundant number, since it is smaller than the sum of its proper divisors (160289492128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101201120112 is a wasteful number, since it uses less digits than its factorization.
101201120112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438601 (or 438595 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
The spelling of 101201120112 in words is "one hundred one billion, two hundred one million, one hundred twenty thousand, one hundred twelve".