1201000002 has 8 divisors (see below), whose sum is σ = 2402000016. Its totient is φ = 400333332.

The previous prime is 1200999967. The next prime is 1201000007. The reversal of 1201000002 is 2000001021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1201000002 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (6), and also a Moran number because the ratio is a prime number: 200166667 = 1201000002 / (1 + 2 + 0 + 1 + 0 + 0 + 0 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (1201000007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100083328 + ... + 100083339.

It is an arithmetic number, because the mean of its divisors is an integer number (300250002).

Almost surely, 2^1201000002 is an apocalyptic number.

1201000002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1201000002 is a wasteful number, since it uses less digits than its factorization.

1201000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200166672.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1201000002 is about 34655.4469311824. The cubic root of 1201000002 is about 1062.9536707512.

Adding to 1201000002 its reverse (2000001021), we get a palindrome (3201001023).

The spelling of 1201000002 in words is "one billion, two hundred one million, two", and thus it is an aban number.