1121223302012 has 48 divisors (see below), whose sum is σ = 2164166169984. Its totient is φ = 504027720000.

The previous prime is 1121223301969. The next prime is 1121223302063. The reversal of 1121223302012 is 2102033221211.

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, 3781187 + ... + 4066917.

It is an arithmetic number, because the mean of its divisors is an integer number (45086795208).

Almost surely, 2^{1121223302012} is an apocalyptic number.

It is an amenable number.

1121223302012 is a deficient number, since it is larger than the sum of its proper divisors (1042942867972).

1121223302012 is a wasteful number, since it uses less digits than its factorization.

1121223302012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286730 (or 286728 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1121223302012 its reverse (2102033221211), we get a palindrome (3223256523223).

The spelling of 1121223302012 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-three million, three hundred two thousand, twelve".