2001114192 has 160 divisors (see below), whose sum is σ = 6542152704. Its totient is φ = 511948800.

The previous prime is 2001114191. The next prime is 2001114221. The reversal of 2001114192 is 2914111002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001114191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243592 + ... + 251672.

Almost surely, 2^2001114192 is an apocalyptic number.

2001114192 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001114192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3271076352).

2001114192 is an abundant number, since it is smaller than the sum of its proper divisors (4541038512).

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

2001114192 is a wasteful number, since it uses less digits than its factorization.

2001114192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8177 (or 8171 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 2001114192 is about 44733.8148607963. The cubic root of 2001114192 is about 1260.1549721203.

Adding to 2001114192 its reverse (2914111002), we get a palindrome (4915225194).

The spelling of 2001114192 in words is "two billion, one million, one hundred fourteen thousand, one hundred ninety-two".