1121001112012 has 6 divisors (see below), whose sum is σ = 1961751946028. Its totient is φ = 560500556004.

The previous prime is 1121001111961. The next prime is 1121001112103. The reversal of 1121001112012 is 2102111001211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121001111983 and 1121001112001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140125138998 + ... + 140125139005.

Almost surely, 2^{1121001112012} is an apocalyptic number.

It is an amenable number.

1121001112012 is a deficient number, since it is larger than the sum of its proper divisors (840750834016).

1121001112012 is a wasteful number, since it uses less digits than its factorization.

1121001112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280250278007 (or 280250278005 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1121001112012 its reverse (2102111001211), we get a palindrome (3223112113223).

The spelling of 1121001112012 in words is "one trillion, one hundred twenty-one billion, one million, one hundred twelve thousand, twelve".