201105994 has 16 divisors (see below), whose sum is σ = 322279200. Its totient is φ = 93837744.

The previous prime is 201105991. The next prime is 201106007. The reversal of 201105994 is 499501102.

It is not an unprimeable number, because it can be changed into a prime (201105991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36949 + ... + 42040.

It is an arithmetic number, because the mean of its divisors is an integer number (20142450).

Almost surely, 2^201105994 is an apocalyptic number.

201105994 is a deficient number, since it is larger than the sum of its proper divisors (121173206).

201105994 is a wasteful number, since it uses less digits than its factorization.

201105994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79077.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 201105994 is about 14181.1845062392. The cubic root of 201105994 is about 585.8795486802.

The spelling of 201105994 in words is "two hundred one million, one hundred five thousand, nine hundred ninety-four".