2001101192 has 16 divisors (see below), whose sum is σ = 3853472460. Its totient is φ = 973508544.

The previous prime is 2001101189. The next prime is 2001101209. The reversal of 2001101192 is 2911011002.

It can be written as a sum of positive squares in 2 ways, for example, as 1951342276 + 49758916 = 44174^2 + 7054^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2001101192.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3379943 + ... + 3380534.

Almost surely, 2^2001101192 is an apocalyptic number.

It is an amenable number.

2001101192 is a deficient number, since it is larger than the sum of its proper divisors (1852371268).

2001101192 is a wasteful number, since it uses less digits than its factorization.

2001101192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6760520 (or 6760516 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 2001101192 is about 44733.6695566103. The cubic root of 2001101192 is about 1260.1522432988.

Adding to 2001101192 its reverse (2911011002), we get a palindrome (4912112194).

The spelling of 2001101192 in words is "two billion, one million, one hundred one thousand, one hundred ninety-two".