1122340244431 has 64 divisors (see below), whose sum is σ = 1386052715520. Its totient is φ = 888396687360.

The previous prime is 1122340244359. The next prime is 1122340244479. The reversal of 1122340244431 is 1344420432211.

It is a happy number.

It is not a de Polignac number, because 1122340244431 - 2¹¹ = 1122340242383 is a prime.

It is a super-2 number, since 2×1122340244431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122340244393 and 1122340244402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122340244491) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 274341696 + ... + 274345786.

It is an arithmetic number, because the mean of its divisors is an integer number (21657073680).

Almost surely, 2^{1122340244431} is an apocalyptic number.

1122340244431 is a deficient number, since it is larger than the sum of its proper divisors (263712471089).

1122340244431 is a wasteful number, since it uses less digits than its factorization.

1122340244431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4816.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1122340244431 its reverse (1344420432211), we get a palindrome (2466760676642).

The spelling of 1122340244431 in words is "one trillion, one hundred twenty-two billion, three hundred forty million, two hundred forty-four thousand, four hundred thirty-one".