1200002013222 has 32 divisors (see below), whose sum is σ = 2485493412864. Its totient is φ = 385836501600.

The previous prime is 1200002013157. The next prime is 1200002013277. The reversal of 1200002013222 is 2223102000021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10450429 + ... + 10564632.

It is an arithmetic number, because the mean of its divisors is an integer number (77671669152).

Almost surely, 2^{1200002013222} is an apocalyptic number.

1200002013222 is an abundant number, since it is smaller than the sum of its proper divisors (1285491399642).

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

1200002013222 is a wasteful number, since it uses less digits than its factorization.

1200002013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21015404.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1200002013222 its reverse (2223102000021), we get a palindrome (3423104013243).

The spelling of 1200002013222 in words is "one trillion, two hundred billion, two million, thirteen thousand, two hundred twenty-two".