2210220221022 has 64 divisors (see below), whose sum is σ = 5359424613120. Its totient is φ = 669599330400.

The previous prime is 2210220220993. The next prime is 2210220221039. The reversal of 2210220221022 is 2201220220122.

2210220221022 is a `hidden beast` number, since 2 + 210 + 220 + 2 + 210 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2210220220986 and 2210220221004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1976697 + ... + 2885787.

It is an arithmetic number, because the mean of its divisors is an integer number (83741009580).

Almost surely, 2^{2210220221022} is an apocalyptic number.

2210220221022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2210220221022 is an abundant number, since it is smaller than the sum of its proper divisors (3149204392098).

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

2210220221022 is a wasteful number, since it uses less digits than its factorization.

2210220221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913206 (or 913200 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2210220221022 its reverse (2201220220122), we get a palindrome (4411440441144).

The spelling of 2210220221022 in words is "two trillion, two hundred ten billion, two hundred twenty million, two hundred twenty-one thousand, twenty-two".