1200221111002 has 8 divisors (see below), whose sum is σ = 1895085964800. Its totient is φ = 568525789404.

The previous prime is 1200221110973. The next prime is 1200221111009. The reversal of 1200221111002 is 2001111220021.

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

It is not an unprimeable number, because it can be changed into a prime (1200221111009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15792383002 + ... + 15792383077.

It is an arithmetic number, because the mean of its divisors is an integer number (236885745600).

Almost surely, 2^{1200221111002} is an apocalyptic number.

1200221111002 is a deficient number, since it is larger than the sum of its proper divisors (694864853798).

1200221111002 is a wasteful number, since it uses less digits than its factorization.

1200221111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31584766100.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1200221111002 its reverse (2001111220021), we get a palindrome (3201332331023).

The spelling of 1200221111002 in words is "one trillion, two hundred billion, two hundred twenty-one million, one hundred eleven thousand, two".