11101551513442 has 64 divisors (see below), whose sum is σ = 18915555456000. Its totient is φ = 4844249167680.

The previous prime is 11101551513431. The next prime is 11101551513443. The reversal of 11101551513442 is 24431515510111.

It is a junction number, because it is equal to n+sod(n) for n = 11101551513398 and 11101551513407.

It is not an unprimeable number, because it can be changed into a prime (11101551513443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 543890217 + ... + 543910627.

It is an arithmetic number, because the mean of its divisors is an integer number (295555554000).

Almost surely, 2^{11101551513442} is an apocalyptic number.

11101551513442 is a deficient number, since it is larger than the sum of its proper divisors (7814003942558).

11101551513442 is a wasteful number, since it uses less digits than its factorization.

11101551513442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22631.

The product of its (nonzero) digits is 12000, while the sum is 34.

The spelling of 11101551513442 in words is "eleven trillion, one hundred one billion, five hundred fifty-one million, five hundred thirteen thousand, four hundred forty-two".