1200212120002 has 24 divisors (see below), whose sum is σ = 2094300748800. Its totient is φ = 514363588200.

The previous prime is 1200212119991. The next prime is 1200212120021. The reversal of 1200212120002 is 2000212120021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4415127 + ... + 4679077.

It is an arithmetic number, because the mean of its divisors is an integer number (87262531200).

Almost surely, 2^{1200212120002} is an apocalyptic number.

1200212120002 is a deficient number, since it is larger than the sum of its proper divisors (894088628798).

1200212120002 is a wasteful number, since it uses less digits than its factorization.

1200212120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310366 (or 310359 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200212120002 its reverse (2000212120021), we get a palindrome (3200424240023).

The spelling of 1200212120002 in words is "one trillion, two hundred billion, two hundred twelve million, one hundred twenty thousand, two".