1121220002012 has 48 divisors (see below), whose sum is σ = 2149159364352. Its totient is φ = 507587230080.

The previous prime is 1121220001933. The next prime is 1121220002041. The reversal of 1121220002012 is 2102000221211.

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, 64366328 + ... + 64383744.

It is an arithmetic number, because the mean of its divisors is an integer number (44774153424).

Almost surely, 2^{1121220002012} is an apocalyptic number.

It is an amenable number.

1121220002012 is a deficient number, since it is larger than the sum of its proper divisors (1027939362340).

1121220002012 is a wasteful number, since it uses less digits than its factorization.

1121220002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23258 (or 23256 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1121220002012 its reverse (2102000221211), we get a palindrome (3223220223223).

The spelling of 1121220002012 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, two thousand, twelve".