11101111061051 has 8 divisors (see below), whose sum is σ = 12822673739184. Its totient is φ = 9498276843520.

The previous prime is 11101111061023. The next prime is 11101111061167. The reversal of 11101111061051 is 15016011110111.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101111061051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101111060051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29682114950 + ... + 29682115323.

It is an arithmetic number, because the mean of its divisors is an integer number (1602834217398).

Almost surely, 2^{11101111061051} is an apocalyptic number.

11101111061051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11101111061051 is a deficient number, since it is larger than the sum of its proper divisors (1721562678133).

11101111061051 is a wasteful number, since it uses less digits than its factorization.

11101111061051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59364230301.

The product of its (nonzero) digits is 30, while the sum is 20.

Adding to 11101111061051 its reverse (15016011110111), we get a palindrome (26117122171162).

The spelling of 11101111061051 in words is "eleven trillion, one hundred one billion, one hundred eleven million, sixty-one thousand, fifty-one".