2265334421033 has 4 divisors (see below), whose sum is σ = 2302471050948. Its totient is φ = 2228197791120.

The previous prime is 2265334421029. The next prime is 2265334421039. The reversal of 2265334421033 is 3301244335622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 172298047744 + 2093036373289 = 415088^2 + 1446733^2 .

It is a cyclic number.

It is not a de Polignac number, because 2265334421033 - 2² = 2265334421029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265334421039) 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, 18568314866 + ... + 18568314987.

It is an arithmetic number, because the mean of its divisors is an integer number (575617762737).

Almost surely, 2^{2265334421033} is an apocalyptic number.

It is an amenable number.

2265334421033 is a deficient number, since it is larger than the sum of its proper divisors (37136629915).

2265334421033 is an equidigital number, since it uses as much as digits as its factorization.

2265334421033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37136629914.

The product of its (nonzero) digits is 311040, while the sum is 38.

Adding to 2265334421033 its reverse (3301244335622), we get a palindrome (5566578756655).

The spelling of 2265334421033 in words is "two trillion, two hundred sixty-five billion, three hundred thirty-four million, four hundred twenty-one thousand, thirty-three".