11122452342440 has 32 divisors (see below), whose sum is σ = 25832792540160. Its totient is φ = 4305465422400.

The previous prime is 11122452342433. The next prime is 11122452342457. The reversal of 11122452342440 is 4424325422111.

It is a super-2 number, since 2×11122452342440² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11122452342440.

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, 4484858576 + ... + 4484861055.

It is an arithmetic number, because the mean of its divisors is an integer number (807274766880).

Almost surely, 2^{11122452342440} is an apocalyptic number.

11122452342440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122452342440 is an abundant number, since it is smaller than the sum of its proper divisors (14710340197720).

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

11122452342440 is a wasteful number, since it uses less digits than its factorization.

11122452342440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8969719673 (or 8969719669 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 11122452342440 its reverse (4424325422111), we get a palindrome (15546777764551).

The spelling of 11122452342440 in words is "eleven trillion, one hundred twenty-two billion, four hundred fifty-two million, three hundred forty-two thousand, four hundred forty".