11231442243120 has 120 divisors (see below), whose sum is σ = 38270443378608. Its totient is φ = 2722773870080.

The previous prime is 11231442243103. The next prime is 11231442243137. The reversal of 11231442243120 is 2134224413211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11231442243103) and next prime (11231442243137).

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×11231442243120² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193349787 + ... + 193407866.

Almost surely, 2^{11231442243120} is an apocalyptic number.

11231442243120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11231442243120 is an abundant number, since it is smaller than the sum of its proper divisors (27039001135488).

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

11231442243120 is a wasteful number, since it uses less digits than its factorization.

11231442243120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386757691 (or 386757674 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 11231442243120 its reverse (2134224413211), we get a palindrome (13365666656331).

The spelling of 11231442243120 in words is "eleven trillion, two hundred thirty-one billion, four hundred forty-two million, two hundred forty-three thousand, one hundred twenty".