22010002212220 has 24 divisors (see below), whose sum is σ = 50422914159408. Its totient is φ = 8003637168000.

The previous prime is 22010002212203. The next prime is 22010002212241. The reversal of 22010002212220 is 2221220001022.

It is a junction number, because it is equal to n+sod(n) for n = 22010002212194 and 22010002212203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50022732081 + ... + 50022732520.

It is an arithmetic number, because the mean of its divisors is an integer number (2100954756642).

Almost surely, 2^{22010002212220} is an apocalyptic number.

22010002212220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22010002212220 is an abundant number, since it is smaller than the sum of its proper divisors (28412911947188).

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

22010002212220 is a wasteful number, since it uses less digits than its factorization.

22010002212220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100045464621 (or 100045464619 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22010002212220 its reverse (2221220001022), we get a palindrome (24231222213242).

It can be divided in two parts, 22010002 and 212220, that added together give a palindrome (22222222).

The spelling of 22010002212220 in words is "twenty-two trillion, ten billion, two million, two hundred twelve thousand, two hundred twenty".