1121211320344 has 16 divisors (see below), whose sum is σ = 2103006071520. Its totient is φ = 560409701280.

The previous prime is 1121211320323. The next prime is 1121211320357. The reversal of 1121211320344 is 4430231121211.

It is a super-2 number, since 2×1121211320344² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24470544 + ... + 24516319.

It is an arithmetic number, because the mean of its divisors is an integer number (131437879470).

Almost surely, 2^{1121211320344} is an apocalyptic number.

It is an amenable number.

1121211320344 is a deficient number, since it is larger than the sum of its proper divisors (981794751176).

1121211320344 is a wasteful number, since it uses less digits than its factorization.

1121211320344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48989730 (or 48989726 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1121211320344 its reverse (4430231121211), we get a palindrome (5551442441555).

The spelling of 1121211320344 in words is "one trillion, one hundred twenty-one billion, two hundred eleven million, three hundred twenty thousand, three hundred forty-four".