11001212011122 has 8 divisors (see below), whose sum is σ = 22002424022256. Its totient is φ = 3667070670372.

The previous prime is 11001212011087. The next prime is 11001212011129. The reversal of 11001212011122 is 22111021210011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

11001212011122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11001212011129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916767667588 + ... + 916767667599.

It is an arithmetic number, because the mean of its divisors is an integer number (2750303002782).

Almost surely, 2^{11001212011122} is an apocalyptic number.

11001212011122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11001212011122 is a wasteful number, since it uses less digits than its factorization.

11001212011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833535335192.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11001212011122 its reverse (22111021210011), we get a palindrome (33112233221133).

The spelling of 11001212011122 in words is "eleven trillion, one billion, two hundred twelve million, eleven thousand, one hundred twenty-two".