2201051340 has 48 divisors (see below), whose sum is σ = 6847716960. Its totient is φ = 586946880.

The previous prime is 2201051297. The next prime is 2201051357. The reversal of 2201051340 is 431501022.

2201051340 is a `hidden beast` number, since 220 + 105 + 1 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2037471 + ... + 2038550.

It is an arithmetic number, because the mean of its divisors is an integer number (142660770).

Almost surely, 2^2201051340 is an apocalyptic number.

2201051340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201051340 is an abundant number, since it is smaller than the sum of its proper divisors (4646665620).

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

2201051340 is a wasteful number, since it uses less digits than its factorization.

2201051340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076039 (or 4076031 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2201051340 is about 46915.3635816669. The cubic root of 2201051340 is about 1300.7985901933.

Adding to 2201051340 its reverse (431501022), we get a palindrome (2632552362).

It can be divided in two parts, 220105 and 1340, that added together give a triangular number (221445 = T₆₆₅).

The spelling of 2201051340 in words is "two billion, two hundred one million, fifty-one thousand, three hundred forty".