1144312210042 has 4 divisors (see below), whose sum is σ = 1716468315066. Its totient is φ = 572156105020.

The previous prime is 1144312210001. The next prime is 1144312210043. The reversal of 1144312210042 is 2400122134411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1143853779121 + 458430921 = 1069511^2 + 21411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1144312209989 and 1144312210016.

It is not an unprimeable number, because it can be changed into a prime (1144312210043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286078052509 + ... + 286078052512.

Almost surely, 2^{1144312210042} is an apocalyptic number.

1144312210042 is a deficient number, since it is larger than the sum of its proper divisors (572156105024).

1144312210042 is an equidigital number, since it uses as much as digits as its factorization.

1144312210042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572156105023.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1144312210042 its reverse (2400122134411), we get a palindrome (3544434344453).

The spelling of 1144312210042 in words is "one trillion, one hundred forty-four billion, three hundred twelve million, two hundred ten thousand, forty-two".