11050111051 has 4 divisors (see below), whose sum is σ = 12628698352. Its totient is φ = 9471523752.

The previous prime is 11050111049. The next prime is 11050111063. The reversal of 11050111051 is 15011105011.

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 11050111051 - 2¹ = 11050111049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11050111451) 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, 789293640 + ... + 789293653.

It is an arithmetic number, because the mean of its divisors is an integer number (3157174588).

Almost surely, 2^11050111051 is an apocalyptic number.

11050111051 is a deficient number, since it is larger than the sum of its proper divisors (1578587301).

11050111051 is an equidigital number, since it uses as much as digits as its factorization.

11050111051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578587300.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 11050111051 its reverse (15011105011), we get a palindrome (26061216062).

The spelling of 11050111051 in words is "eleven billion, fifty million, one hundred eleven thousand, fifty-one".