1244233242042 has 32 divisors (see below), whose sum is σ = 2844444045312. Its totient is φ = 355434918384.

The previous prime is 1244233242011. The next prime is 1244233242061. The reversal of 1244233242042 is 2402423324421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1244233241994 and 1244233242012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2261358 + ... + 2757209.

It is an arithmetic number, because the mean of its divisors is an integer number (88888876416).

Almost surely, 2^{1244233242042} is an apocalyptic number.

1244233242042 is an abundant number, since it is smaller than the sum of its proper divisors (1600210803270).

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

1244233242042 is a wasteful number, since it uses less digits than its factorization.

1244233242042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5024482.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 1244233242042 its reverse (2402423324421), we get a palindrome (3646656566463).

The spelling of 1244233242042 in words is "one trillion, two hundred forty-four billion, two hundred thirty-three million, two hundred forty-two thousand, forty-two".