22011000020220 has 48 divisors (see below), whose sum is σ = 62008903152000. Its totient is φ = 5833590186816.

The previous prime is 22011000020153. The next prime is 22011000020231. The reversal of 22011000020220 is 2202000011022.

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 = 22011000020196 and 22011000020205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1125296970 + ... + 1125316529.

It is an arithmetic number, because the mean of its divisors is an integer number (1291852149000).

Almost surely, 2^{22011000020220} is an apocalyptic number.

22011000020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011000020220 is an abundant number, since it is smaller than the sum of its proper divisors (39997903131780).

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

22011000020220 is a wasteful number, since it uses less digits than its factorization.

22011000020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250613674 (or 2250613672 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22011000020220 its reverse (2202000011022), we get a palindrome (24213000031242).

The spelling of 22011000020220 in words is "twenty-two trillion, eleven billion, twenty thousand, two hundred twenty".