2011009190 has 8 divisors (see below), whose sum is σ = 3619816560. Its totient is φ = 804403672.

The previous prime is 2011009181. The next prime is 2011009199. The reversal of 2011009190 is 919001102.

It is an interprime number because it is at equal distance from previous prime (2011009181) and next prime (2011009199).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2011009190² = 8088315924528912200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011009199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100550450 + ... + 100550469.

It is an arithmetic number, because the mean of its divisors is an integer number (452477070).

Almost surely, 2^2011009190 is an apocalyptic number.

2011009190 is a deficient number, since it is larger than the sum of its proper divisors (1608807370).

2011009190 is a wasteful number, since it uses less digits than its factorization.

2011009190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201100926.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 2011009190 is about 44844.2771153689. The cubic root of 2011009190 is about 1262.2286060431.

The spelling of 2011009190 in words is "two billion, eleven million, nine thousand, one hundred ninety".