201001021112 has 64 divisors (see below), whose sum is σ = 387256464000. Its totient is φ = 97770119296.

The previous prime is 201001021103. The next prime is 201001021139. The reversal of 201001021112 is 211120100102.

201001021112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201001021093 and 201001021102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72067814 + ... + 72070602.

It is an arithmetic number, because the mean of its divisors is an integer number (6050882250).

Almost surely, 2^201001021112 is an apocalyptic number.

It is an amenable number.

201001021112 is a deficient number, since it is larger than the sum of its proper divisors (186255442888).

201001021112 is a wasteful number, since it uses less digits than its factorization.

201001021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388 (or 4384 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201001021112 its reverse (211120100102), we get a palindrome (412121121214).

The spelling of 201001021112 in words is "two hundred one billion, one million, twenty-one thousand, one hundred twelve".