22220101120100 has 144 divisors (see below), whose sum is σ = 52708311118848. Its totient is φ = 8080877122560.

The previous prime is 22220101120067. The next prime is 22220101120103. The reversal of 22220101120100 is 102110102222.

It is not an unprimeable number, because it can be changed into a prime (22220101120103) 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, 1287590672 + ... + 1287607928.

Almost surely, 2^{22220101120100} is an apocalyptic number.

22220101120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22220101120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26354155559424).

22220101120100 is an abundant number, since it is smaller than the sum of its proper divisors (30488209998748).

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

22220101120100 is a wasteful number, since it uses less digits than its factorization.

22220101120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32134 (or 32127 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22220101120100 its reverse (102110102222), we get a palindrome (22322211222322).

The spelling of 22220101120100 in words is "twenty-two trillion, two hundred twenty billion, one hundred one million, one hundred twenty thousand, one hundred".