11001222022000 has 160 divisors (see below), whose sum is σ = 30899472200064. Its totient is φ = 3710013696000.

The previous prime is 11001222021953. The next prime is 11001222022069. The reversal of 11001222022000 is 22022210011.

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 31 ways as a sum of consecutive naturals, for example, 5586997 + ... + 7294996.

Almost surely, 2^{11001222022000} is an apocalyptic number.

11001222022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001222022000 is an abundant number, since it is smaller than the sum of its proper divisors (19898250178064).

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

11001222022000 is a wasteful number, since it uses less digits than its factorization.

11001222022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12882084 (or 12882068 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11001222022000 its reverse (22022210011), we get a palindrome (11023244232011).

The spelling of 11001222022000 in words is "eleven trillion, one billion, two hundred twenty-two million, twenty-two thousand".