11110215346445 has 4 divisors (see below), whose sum is σ = 13332258415740. Its totient is φ = 8888172277152.

The previous prime is 11110215346393. The next prime is 11110215346457. The reversal of 11110215346445 is 54464351201111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4334715672004 + 6775499674441 = 2081998^2 + 2602979^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110215346445 - 2²⁰ = 11110214297869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11110215346399 and 11110215346408.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1111021534640 + ... + 1111021534649.

It is an arithmetic number, because the mean of its divisors is an integer number (3333064603935).

Almost surely, 2^{11110215346445} is an apocalyptic number.

It is an amenable number.

11110215346445 is a deficient number, since it is larger than the sum of its proper divisors (2222043069295).

11110215346445 is an equidigital number, since it uses as much as digits as its factorization.

11110215346445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222043069294.

The product of its (nonzero) digits is 57600, while the sum is 38.

Adding to 11110215346445 its reverse (54464351201111), we get a palindrome (65574566547556).

The spelling of 11110215346445 in words is "eleven trillion, one hundred ten billion, two hundred fifteen million, three hundred forty-six thousand, four hundred forty-five".