11211120211002 has 32 divisors (see below), whose sum is σ = 24029475057792. Its totient is φ = 3477950334144.

The previous prime is 11211120210967. The next prime is 11211120211061. The reversal of 11211120211002 is 20011202111211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097832753 + ... + 1097842964.

It is an arithmetic number, because the mean of its divisors is an integer number (750921095556).

Almost surely, 2^{11211120211002} is an apocalyptic number.

11211120211002 is an abundant number, since it is smaller than the sum of its proper divisors (12818354846790).

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

11211120211002 is a wasteful number, since it uses less digits than its factorization.

11211120211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195675782.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11211120211002 its reverse (20011202111211), we get a palindrome (31222322322213).

The spelling of 11211120211002 in words is "eleven trillion, two hundred eleven billion, one hundred twenty million, two hundred eleven thousand, two".