11045121033011 has 4 divisors (see below), whose sum is σ = 11894745727872. Its totient is φ = 10195496338152.

The previous prime is 11045121032987. The next prime is 11045121033019. The reversal of 11045121033011 is 11033012154011.

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

It is a cyclic number.

It is not a de Polignac number, because 11045121033011 - 2¹⁴ = 11045121016627 is a prime.

It is a super-2 number, since 2×11045121033011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11045121033019) 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, 424812347411 + ... + 424812347436.

It is an arithmetic number, because the mean of its divisors is an integer number (2973686431968).

Almost surely, 2^{11045121033011} is an apocalyptic number.

11045121033011 is a deficient number, since it is larger than the sum of its proper divisors (849624694861).

11045121033011 is an equidigital number, since it uses as much as digits as its factorization.

11045121033011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849624694860.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 11045121033011 its reverse (11033012154011), we get a palindrome (22078133187022).

The spelling of 11045121033011 in words is "eleven trillion, forty-five billion, one hundred twenty-one million, thirty-three thousand, eleven".