11222100012012 has 48 divisors (see below), whose sum is σ = 26262158039040. Its totient is φ = 3729679183872.

The previous prime is 11222100011977. The next prime is 11222100012043. The reversal of 11222100012012 is 21021000122211.

It is a super-4 number, since 4×11222100012012⁴ (a number of 53 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11222100011982 and 11222100012000.

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 15 ways as a sum of consecutive naturals, for example, 4599673 + ... + 6603119.

It is an arithmetic number, because the mean of its divisors is an integer number (547128292480).

Almost surely, 2^{11222100012012} is an apocalyptic number.

11222100012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11222100012012 is an abundant number, since it is smaller than the sum of its proper divisors (15040058027028).

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

11222100012012 is a wasteful number, since it uses less digits than its factorization.

11222100012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004830 (or 2004828 counting only the distinct ones).

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

Adding to 11222100012012 its reverse (21021000122211), we get a palindrome (32243100134223).

The spelling of 11222100012012 in words is "eleven trillion, two hundred twenty-two billion, one hundred million, twelve thousand, twelve".