1243241110122 has 64 divisors (see below), whose sum is σ = 2883561085440. Its totient is φ = 353377512000.

The previous prime is 1243241110099. The next prime is 1243241110123. The reversal of 1243241110122 is 2210111423421.

It is a junction number, because it is equal to n+sod(n) for n = 1243241110092 and 1243241110101.

It is not an unprimeable number, because it can be changed into a prime (1243241110123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4781368 + ... + 5034675.

It is an arithmetic number, because the mean of its divisors is an integer number (45055641960).

Almost surely, 2^{1243241110122} is an apocalyptic number.

1243241110122 is an abundant number, since it is smaller than the sum of its proper divisors (1640319975318).

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

1243241110122 is a wasteful number, since it uses less digits than its factorization.

1243241110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9816179.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1243241110122 its reverse (2210111423421), we get a palindrome (3453352533543).

The spelling of 1243241110122 in words is "one trillion, two hundred forty-three billion, two hundred forty-one million, one hundred ten thousand, one hundred twenty-two".