11011112121022 has 16 divisors (see below), whose sum is σ = 17787652882272. Its totient is φ = 5081916958560.

The previous prime is 11011112120927. The next prime is 11011112121127. The reversal of 11011112121022 is 22012121111011.

It is a junction number, because it is equal to n+sod(n) for n = 11011112120987 and 11011112121005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4613713 + ... + 6580924.

It is an arithmetic number, because the mean of its divisors is an integer number (1111728305142).

Almost surely, 2^{11011112121022} is an apocalyptic number.

11011112121022 is a deficient number, since it is larger than the sum of its proper divisors (6776540761250).

11011112121022 is a wasteful number, since it uses less digits than its factorization.

11011112121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11232483.

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

Adding to 11011112121022 its reverse (22012121111011), we get a palindrome (33023233232033).

The spelling of 11011112121022 in words is "eleven trillion, eleven billion, one hundred twelve million, one hundred twenty-one thousand, twenty-two".