22010002102220 has 144 divisors (see below), whose sum is σ = 53024470430400. Its totient is φ = 7654114152960.

The previous prime is 22010002102181. The next prime is 22010002102261. The reversal of 22010002102220 is 2220120001022.

It is a junction number, because it is equal to n+sod(n) for n = 22010002102195 and 22010002102204.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 296797706 + ... + 296871854.

It is an arithmetic number, because the mean of its divisors is an integer number (368225489100).

Almost surely, 2^{22010002102220} is an apocalyptic number.

22010002102220 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 22010002102220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26512235215200).

22010002102220 is an abundant number, since it is smaller than the sum of its proper divisors (31014468328180).

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

22010002102220 is a wasteful number, since it uses less digits than its factorization.

22010002102220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79536 (or 79523 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22010002102220 its reverse (2220120001022), we get a palindrome (24230122103242).

The spelling of 22010002102220 in words is "twenty-two trillion, ten billion, two million, one hundred two thousand, two hundred twenty".