11126321553611 has 12 divisors (see below), whose sum is σ = 12229914026400. Its totient is φ = 10114709064240.

The previous prime is 11126321553583. The next prime is 11126321553631. The reversal of 11126321553611 is 11635512362111.

It is a de Polignac number, because none of the positive numbers 2^k-11126321553611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11126321553631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9708305 + ... + 10793693.

It is an arithmetic number, because the mean of its divisors is an integer number (1019159502200).

Almost surely, 2^{11126321553611} is an apocalyptic number.

11126321553611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11126321553611 is a deficient number, since it is larger than the sum of its proper divisors (1103592472789).

11126321553611 is a wasteful number, since it uses less digits than its factorization.

11126321553611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170130 (or 1170119 counting only the distinct ones).

The product of its digits is 32400, while the sum is 38.

The spelling of 11126321553611 in words is "eleven trillion, one hundred twenty-six billion, three hundred twenty-one million, five hundred fifty-three thousand, six hundred eleven".