1242044202124 has 48 divisors (see below), whose sum is σ = 2447890099200. Its totient is φ = 546303470400.

The previous prime is 1242044202121. The next prime is 1242044202131. The reversal of 1242044202124 is 4212024402421.

It is a happy number.

It is a super-2 number, since 2×1242044202124² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1242044202092 and 1242044202101.

It is not an unprimeable number, because it can be changed into a prime (1242044202121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17463267 + ... + 17534245.

It is an arithmetic number, because the mean of its divisors is an integer number (50997710400).

Almost surely, 2^{1242044202124} is an apocalyptic number.

It is an amenable number.

1242044202124 is a deficient number, since it is larger than the sum of its proper divisors (1205845897076).

1242044202124 is a wasteful number, since it uses less digits than its factorization.

1242044202124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83854 (or 83852 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 1242044202124 its reverse (4212024402421), we get a palindrome (5454068604545).

The spelling of 1242044202124 in words is "one trillion, two hundred forty-two billion, forty-four million, two hundred two thousand, one hundred twenty-four".