101001001112 has 32 divisors (see below), whose sum is σ = 208638450000. Its totient is φ = 45454992000.

The previous prime is 101001001093. The next prime is 101001001121. The reversal of 101001001112 is 211100100101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 101001001112.

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, 5672987 + ... + 5690762.

Almost surely, 2^101001001112 is an apocalyptic number.

It is an amenable number.

101001001112 is an abundant number, since it is smaller than the sum of its proper divisors (107637448888).

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

101001001112 is a wasteful number, since it uses less digits than its factorization.

101001001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11363867 (or 11363863 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 101001001112 its reverse (211100100101), we get a palindrome (312101101213).

The spelling of 101001001112 in words is "one hundred one billion, one million, one thousand, one hundred twelve".