11451134422312 has 24 divisors (see below), whose sum is σ = 23249529580590. Its totient is φ = 5285138963520.

The previous prime is 11451134422307. The next prime is 11451134422319. The reversal of 11451134422312 is 21322443115411.

It can be written as a sum of positive squares in 3 ways, for example, as 1971176688196 + 9479957734116 = 1403986^2 + 3078954^2 .

It is a super-2 number, since 2×11451134422312² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11451134422319) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4234885639 + ... + 4234888342.

Almost surely, 2^{11451134422312} is an apocalyptic number.

It is an amenable number.

11451134422312 is an abundant number, since it is smaller than the sum of its proper divisors (11798395158278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11451134422312 is a wasteful number, since it uses less digits than its factorization.

11451134422312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8469774013 (or 8469773996 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

Adding to 11451134422312 its reverse (21322443115411), we get a palindrome (32773577537723).

The spelling of 11451134422312 in words is "eleven trillion, four hundred fifty-one billion, one hundred thirty-four million, four hundred twenty-two thousand, three hundred twelve".