1201011200012 has 36 divisors (see below), whose sum is σ = 2276100066240. Its totient is φ = 554259431232.

The previous prime is 1201011199939. The next prime is 1201011200047. The reversal of 1201011200012 is 2100021101021.

It is a junction number, because it is equal to n+sod(n) for n = 1201011199966 and 1201011200002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7418789 + ... + 7578947.

It is an arithmetic number, because the mean of its divisors is an integer number (63225001840).

Almost surely, 2^{1201011200012} is an apocalyptic number.

It is an amenable number.

1201011200012 is a deficient number, since it is larger than the sum of its proper divisors (1075088866228).

1201011200012 is a wasteful number, since it uses less digits than its factorization.

1201011200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171282 (or 171267 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1201011200012 its reverse (2100021101021), we get a palindrome (3301032301033).

The spelling of 1201011200012 in words is "one trillion, two hundred one billion, eleven million, two hundred thousand, twelve".