11201250317555 has 16 divisors (see below), whose sum is σ = 13875282395904. Its totient is φ = 8671819962240.

The previous prime is 11201250317519. The next prime is 11201250317567. The reversal of 11201250317555 is 55571305210211.

It is a de Polignac number, because none of the positive numbers 2^k-11201250317555 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12245777 + ... + 13128653.

It is an arithmetic number, because the mean of its divisors is an integer number (867205149744).

Almost surely, 2^{11201250317555} is an apocalyptic number.

11201250317555 is a deficient number, since it is larger than the sum of its proper divisors (2674032078349).

11201250317555 is an equidigital number, since it uses as much as digits as its factorization.

11201250317555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964766.

The product of its (nonzero) digits is 52500, while the sum is 38.

Adding to 11201250317555 its reverse (55571305210211), we get a palindrome (66772555527766).

The spelling of 11201250317555 in words is "eleven trillion, two hundred one billion, two hundred fifty million, three hundred seventeen thousand, five hundred fifty-five".