11001111210222 has 48 divisors (see below), whose sum is σ = 26286163160400. Its totient is φ = 3058223962752.

The previous prime is 11001111210203. The next prime is 11001111210251. The reversal of 11001111210222 is 22201211110011.

It is a happy number.

It is a congruent number.

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, 505647847 + ... + 505669602.

It is an arithmetic number, because the mean of its divisors is an integer number (547628399175).

Almost surely, 2^{11001111210222} is an apocalyptic number.

11001111210222 is an abundant number, since it is smaller than the sum of its proper divisors (15285051950178).

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

11001111210222 is a wasteful number, since it uses less digits than its factorization.

11001111210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011317505 (or 1011317498 counting only the distinct ones).

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

Adding to 11001111210222 its reverse (22201211110011), we get a palindrome (33202322320233).

The spelling of 11001111210222 in words is "eleven trillion, one billion, one hundred eleven million, two hundred ten thousand, two hundred twenty-two".