1201320103012 has 12 divisors (see below), whose sum is σ = 2117655511020. Its totient is φ = 596275671296.

The previous prime is 1201320103007. The next prime is 1201320103037. The reversal of 1201320103012 is 2103010231021.

It can be written as a sum of positive squares in 2 ways, for example, as 826979259456 + 374340843556 = 909384^2 + 611834^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096094437 + ... + 1096095532.

It is an arithmetic number, because the mean of its divisors is an integer number (176471292585).

Almost surely, 2^{1201320103012} is an apocalyptic number.

It is an amenable number.

1201320103012 is a deficient number, since it is larger than the sum of its proper divisors (916335408008).

1201320103012 is a wasteful number, since it uses less digits than its factorization.

1201320103012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192190110 (or 2192190108 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1201320103012 its reverse (2103010231021), we get a palindrome (3304330334033).

The spelling of 1201320103012 in words is "one trillion, two hundred one billion, three hundred twenty million, one hundred three thousand, twelve".