1111220212002 has 16 divisors (see below), whose sum is σ = 2222661047040. Its totient is φ = 370369966832.

The previous prime is 1111220211989. The next prime is 1111220212013. The reversal of 1111220212002 is 2002120221111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9127113 + ... + 9248060.

It is an arithmetic number, because the mean of its divisors is an integer number (138916315440).

Almost surely, 2^{1111220212002} is an apocalyptic number.

1111220212002 is an abundant number, since it is smaller than the sum of its proper divisors (1111440835038).

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

1111220212002 is a wasteful number, since it uses less digits than its factorization.

1111220212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18385257.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1111220212002 its reverse (2002120221111), we get a palindrome (3113340433113).

The spelling of 1111220212002 in words is "one trillion, one hundred eleven billion, two hundred twenty million, two hundred twelve thousand, two".