1201001131012 has 12 divisors (see below), whose sum is σ = 2106768096720. Its totient is φ = 599067389096.

The previous prime is 1201001130887. The next prime is 1201001131019. The reversal of 1201001131012 is 2101311001021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201001130983 and 1201001131001.

It is not an unprimeable number, because it can be changed into a prime (1201001131019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358292218 + ... + 358295569.

It is an arithmetic number, because the mean of its divisors is an integer number (175564008060).

Almost surely, 2^{1201001131012} is an apocalyptic number.

It is an amenable number.

1201001131012 is a deficient number, since it is larger than the sum of its proper divisors (905766965708).

1201001131012 is a wasteful number, since it uses less digits than its factorization.

1201001131012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716588210 (or 716588208 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1201001131012 its reverse (2101311001021), we get a palindrome (3302312132033).

The spelling of 1201001131012 in words is "one trillion, two hundred one billion, one million, one hundred thirty-one thousand, twelve".