11045665662231 has 4 divisors (see below), whose sum is σ = 14727554216312. Its totient is φ = 7363777108152.

The previous prime is 11045665662217. The next prime is 11045665662253. The reversal of 11045665662231 is 13226656654011.

It is a happy number.

11045665662231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11045665662231 - 2¹⁸ = 11045665400087 is a prime.

It is a super-2 number, since 2×11045665662231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11045665662281) 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, 1840944277036 + ... + 1840944277041.

It is an arithmetic number, because the mean of its divisors is an integer number (3681888554078).

Almost surely, 2^{11045665662231} is an apocalyptic number.

11045665662231 is a deficient number, since it is larger than the sum of its proper divisors (3681888554081).

11045665662231 is an equidigital number, since it uses as much as digits as its factorization.

11045665662231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3681888554080.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 11045665662231 in words is "eleven trillion, forty-five billion, six hundred sixty-five million, six hundred sixty-two thousand, two hundred thirty-one".