1121000313012 has 48 divisors (see below), whose sum is σ = 2742327716352. Its totient is φ = 355726435680.

The previous prime is 1121000312933. The next prime is 1121000313047. The reversal of 1121000313012 is 2103130001211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121000312982 and 1121000313000.

It is a congruent number.

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, 9566398 + ... + 9682869.

It is an arithmetic number, because the mean of its divisors is an integer number (57131827424).

Almost surely, 2^{1121000313012} is an apocalyptic number.

1121000313012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121000313012 is an abundant number, since it is smaller than the sum of its proper divisors (1621327403340).

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

1121000313012 is a wasteful number, since it uses less digits than its factorization.

1121000313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19249508 (or 19249506 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1121000313012 its reverse (2103130001211), we get a palindrome (3224130314223).

The spelling of 1121000313012 in words is "one trillion, one hundred twenty-one billion, three hundred thirteen thousand, twelve".