1001200212002 has 8 divisors (see below), whose sum is σ = 1505826593436. Its totient is φ = 499258014192.

The previous prime is 1001200211939. The next prime is 1001200212043. The reversal of 1001200212002 is 2002120021001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 995722583881 + 5477628121 = 997859^2 + 74011^2 .

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

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, 671044973 + ... + 671046464.

Almost surely, 2^{1001200212002} is an apocalyptic number.

1001200212002 is a deficient number, since it is larger than the sum of its proper divisors (504626381434).

1001200212002 is a wasteful number, since it uses less digits than its factorization.

1001200212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342091812.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1001200212002 its reverse (2002120021001), we get a palindrome (3003320233003).

It can be divided in two parts, 1001 and 200212002, that multiplied together give a palindrome (200412214002).

The spelling of 1001200212002 in words is "one trillion, one billion, two hundred million, two hundred twelve thousand, two".