11230122144 has 24 divisors (see below), whose sum is σ = 29479070880. Its totient is φ = 3743374016.

The previous prime is 11230122119. The next prime is 11230122151. The reversal of 11230122144 is 44122103211.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×11230122144² (a number of 21 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 11230122144.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58490124 + ... + 58490315.

It is an arithmetic number, because the mean of its divisors is an integer number (1228294620).

Almost surely, 2^11230122144 is an apocalyptic number.

It is an amenable number.

11230122144 is an abundant number, since it is smaller than the sum of its proper divisors (18248948736).

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

11230122144 is a wasteful number, since it uses less digits than its factorization.

11230122144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116980452 (or 116980444 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11230122144 its reverse (44122103211), we get a palindrome (55352225355).

The spelling of 11230122144 in words is "eleven billion, two hundred thirty million, one hundred twenty-two thousand, one hundred forty-four".