11231220322315 has 8 divisors (see below), whose sum is σ = 15402816442080. Its totient is φ = 7701408220992.

The previous prime is 11231220322313. The next prime is 11231220322391. The reversal of 11231220322315 is 51322302213211.

11231220322315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11231220322315 - 2¹ = 11231220322313 is a prime.

It is a super-2 number, since 2×11231220322315² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11231220322313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160446004570 + ... + 160446004639.

It is an arithmetic number, because the mean of its divisors is an integer number (1925352055260).

Almost surely, 2^{11231220322315} is an apocalyptic number.

11231220322315 is a deficient number, since it is larger than the sum of its proper divisors (4171596119765).

11231220322315 is an equidigital number, since it uses as much as digits as its factorization.

11231220322315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320892009221.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 11231220322315 its reverse (51322302213211), we get a palindrome (62553522535526).

The spelling of 11231220322315 in words is "eleven trillion, two hundred thirty-one billion, two hundred twenty million, three hundred twenty-two thousand, three hundred fifteen".