22010011100220 has 192 divisors, whose sum is σ = 72497324712960. Its totient is φ = 4918843545600.

The previous prime is 22010011100183. The next prime is 22010011100279. The reversal of 22010011100220 is 2200111001022.

It is a super-2 number, since 2×22010011100220² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 22010011100196 and 22010011100205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4843921 + ... + 8214839.

It is an arithmetic number, because the mean of its divisors is an integer number (377590232880).

Almost surely, 2^{22010011100220} is an apocalyptic number.

22010011100220 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 22010011100220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36248662356480).

22010011100220 is an abundant number, since it is smaller than the sum of its proper divisors (50487313612740).

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

22010011100220 is a wasteful number, since it uses less digits than its factorization.

22010011100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371716 (or 3371714 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22010011100220 its reverse (2200111001022), we get a palindrome (24210122101242).

The spelling of 22010011100220 in words is "twenty-two trillion, ten billion, eleven million, one hundred thousand, two hundred twenty".