1201012104 has 16 divisors (see below), whose sum is σ = 3002530320. Its totient is φ = 400337360.

The previous prime is 1201012093. The next prime is 1201012181. The reversal of 1201012104 is 4012101021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1201012104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25021062 + ... + 25021109.

It is an arithmetic number, because the mean of its divisors is an integer number (187658145).

Almost surely, 2^1201012104 is an apocalyptic number.

It is an amenable number.

1201012104 is an abundant number, since it is smaller than the sum of its proper divisors (1801518216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201012104 is a wasteful number, since it uses less digits than its factorization.

1201012104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50042180 (or 50042176 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1201012104 is about 34655.6215353296. The cubic root of 1201012104 is about 1062.9572410599.

Adding to 1201012104 its reverse (4012101021), we get a palindrome (5213113125).

The spelling of 1201012104 in words is "one billion, two hundred one million, twelve thousand, one hundred four".