11221022001112 has 64 divisors (see below), whose sum is σ = 26232152682240. Its totient is φ = 4371628060800.

The previous prime is 11221022001083. The next prime is 11221022001149. The reversal of 11221022001112 is 21110022012211.

It is a super-2 number, since 2×11221022001112² (a number of 27 digits) contains 22 as substring.

It is a congruent 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, 13531903 + ... + 14337169.

It is an arithmetic number, because the mean of its divisors is an integer number (409877385660).

Almost surely, 2^{11221022001112} is an apocalyptic number.

It is an amenable number.

11221022001112 is an abundant number, since it is smaller than the sum of its proper divisors (15011130681128).

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

11221022001112 is a wasteful number, since it uses less digits than its factorization.

11221022001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827912 (or 827908 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221022001112 its reverse (21110022012211), we get a palindrome (32331044013323).

The spelling of 11221022001112 in words is "eleven trillion, two hundred twenty-one billion, twenty-two million, one thousand, one hundred twelve".