2265620011 has 8 divisors (see below), whose sum is σ = 2304064224. Its totient is φ = 2227357440.

The previous prime is 2265619999. The next prime is 2265620017. The reversal of 2265620011 is 1100265622.

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

It is a cyclic number.

It is not a de Polignac number, because 2265620011 - 2¹⁵ = 2265587243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265620017) 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, 20136 + ... + 70261.

It is an arithmetic number, because the mean of its divisors is an integer number (288008028).

Almost surely, 2^2265620011 is an apocalyptic number.

2265620011 is a deficient number, since it is larger than the sum of its proper divisors (38444213).

2265620011 is an equidigital number, since it uses as much as digits as its factorization.

2265620011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90821.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2265620011 is about 47598.5295045971. The cubic root of 2265620011 is about 1313.3960040710.

Adding to 2265620011 its reverse (1100265622), we get a palindrome (3365885633).

The spelling of 2265620011 in words is "two billion, two hundred sixty-five million, six hundred twenty thousand, eleven".