22223313121100 has 144 divisors (see below), whose sum is σ = 59589814507776. Its totient is φ = 7005290400000.

The previous prime is 22223313121033. The next prime is 22223313121109. The reversal of 22223313121100 is 112131332222.

It is not an unprimeable number, because it can be changed into a prime (22223313121109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2580686 + ... + 7148885.

It is an arithmetic number, because the mean of its divisors is an integer number (413818156304).

Almost surely, 2^{22223313121100} is an apocalyptic number.

22223313121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22223313121100 is an abundant number, since it is smaller than the sum of its proper divisors (37366501386676).

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

22223313121100 is a wasteful number, since it uses less digits than its factorization.

22223313121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9729856 (or 9729849 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 22223313121100 its reverse (112131332222), we get a palindrome (22335444453322).

The spelling of 22223313121100 in words is "twenty-two trillion, two hundred twenty-three billion, three hundred thirteen million, one hundred twenty-one thousand, one hundred".