11111001002022 has 32 divisors (see below), whose sum is σ = 22954022590464. Its totient is φ = 3581821713600.

The previous prime is 11111001001963. The next prime is 11111001002041. The reversal of 11111001002022 is 22020010011111.

It is a junction number, because it is equal to n+sod(n) for n = 11111001001989 and 11111001002007.

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, 19486183 + ... + 20048274.

It is an arithmetic number, because the mean of its divisors is an integer number (717313205952).

Almost surely, 2^{11111001002022} is an apocalyptic number.

11111001002022 is an abundant number, since it is smaller than the sum of its proper divisors (11843021588442).

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

11111001002022 is a wasteful number, since it uses less digits than its factorization.

11111001002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39536004.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11111001002022 its reverse (22020010011111), we get a palindrome (33131011013133).

The spelling of 11111001002022 in words is "eleven trillion, one hundred eleven billion, one million, two thousand, twenty-two".