11222201100012 has 48 divisors (see below), whose sum is σ = 30154311382272. Its totient is φ = 3181867266240.

The previous prime is 11222201100001. The next prime is 11222201100049. The reversal of 11222201100012 is 21000110222211.

It is a super-2 number, since 2×11222201100012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11222201099964 and 11222201100000.

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, 509903623 + ... + 509925630.

It is an arithmetic number, because the mean of its divisors is an integer number (628214820464).

Almost surely, 2^{11222201100012} is an apocalyptic number.

11222201100012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11222201100012 is an abundant number, since it is smaller than the sum of its proper divisors (18932110282260).

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

11222201100012 is a wasteful number, since it uses less digits than its factorization.

11222201100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019829398 (or 1019829396 counting only the distinct ones).

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

Adding to 11222201100012 its reverse (21000110222211), we get a palindrome (32222311322223).

The spelling of 11222201100012 in words is "eleven trillion, two hundred twenty-two billion, two hundred one million, one hundred thousand, twelve".