11122011202212 has 72 divisors (see below), whose sum is σ = 29567314323456. Its totient is φ = 3518226036864.

The previous prime is 11122011202193. The next prime is 11122011202249. The reversal of 11122011202212 is 21220211022111.

11122011202212 is a `hidden beast` number, since 111 + 220 + 1 + 120 + 2 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52778233 + ... + 52988544.

Almost surely, 2^{11122011202212} is an apocalyptic number.

11122011202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11122011202212 is an abundant number, since it is smaller than the sum of its proper divisors (18445303121244).

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

11122011202212 is a wasteful number, since it uses less digits than its factorization.

11122011202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105766937 (or 105766932 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11122011202212 its reverse (21220211022111), we get a palindrome (32342222224323).

The spelling of 11122011202212 in words is "eleven trillion, one hundred twenty-two billion, eleven million, two hundred two thousand, two hundred twelve".