11112201455 has 8 divisors (see below), whose sum is σ = 13339544400. Its totient is φ = 8886492736.

The previous prime is 11112201437. The next prime is 11112201461. The reversal of 11112201455 is 55410221111.

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 not a de Polignac number, because 11112201455 - 2²⁰ = 11111152879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11112201455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393545 + ... + 420834.

It is an arithmetic number, because the mean of its divisors is an integer number (1667443050).

Almost surely, 2^11112201455 is an apocalyptic number.

11112201455 is a deficient number, since it is larger than the sum of its proper divisors (2227342945).

11112201455 is an equidigital number, since it uses as much as digits as its factorization.

11112201455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817113.

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 11112201455 its reverse (55410221111), we get a palindrome (66522422566).

The spelling of 11112201455 in words is "eleven billion, one hundred twelve million, two hundred one thousand, four hundred fifty-five".