1244212141142 has 16 divisors (see below), whose sum is σ = 1917339228240. Its totient is φ = 605109240288.

The previous prime is 1244212141129. The next prime is 1244212141157. The reversal of 1244212141142 is 2411412124421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297417 + ... + 2786852.

It is an arithmetic number, because the mean of its divisors is an integer number (119833701765).

Almost surely, 2^{1244212141142} is an apocalyptic number.

1244212141142 is a deficient number, since it is larger than the sum of its proper divisors (673127087098).

1244212141142 is a wasteful number, since it uses less digits than its factorization.

1244212141142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5087615.

The product of its digits is 4096, while the sum is 29.

Adding to 1244212141142 its reverse (2411412124421), we get a palindrome (3655624265563).

The spelling of 1244212141142 in words is "one trillion, two hundred forty-four billion, two hundred twelve million, one hundred forty-one thousand, one hundred forty-two".