11001001011051 has 8 divisors (see below), whose sum is σ = 14868932873680. Its totient is φ = 7233534911232.

The previous prime is 11001001011041. The next prime is 11001001011059. The reversal of 11001001011051 is 15011010010011.

It is a happy number.

11001001011051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11001001011051 - 2⁹ = 11001001010539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001001011059) 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, 25116440446 + ... + 25116440883.

It is an arithmetic number, because the mean of its divisors is an integer number (1858616609210).

Almost surely, 2^{11001001011051} is an apocalyptic number.

11001001011051 is a deficient number, since it is larger than the sum of its proper divisors (3867931862629).

11001001011051 is an equidigital number, since it uses as much as digits as its factorization.

11001001011051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50232881405.

The product of its (nonzero) digits is 5, while the sum is 12.

Adding to 11001001011051 its reverse (15011010010011), we get a palindrome (26012011021062).

The spelling of 11001001011051 in words is "eleven trillion, one billion, one million, eleven thousand, fifty-one".