1222241022 has 32 divisors (see below), whose sum is σ = 2834184960. Its totient is φ = 389699640.

The previous prime is 1222241011. The next prime is 1222241023. The reversal of 1222241022 is 2201422221.

1222241022 is a `hidden beast` number, since 12 + 222 + 410 + 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 = 1222240986 and 1222241004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222241023) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 490804 + ... + 493287.

It is an arithmetic number, because the mean of its divisors is an integer number (88568280).

Almost surely, 2^1222241022 is an apocalyptic number.

1222241022 is an abundant number, since it is smaller than the sum of its proper divisors (1611943938).

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

1222241022 is a wasteful number, since it uses less digits than its factorization.

1222241022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984125 (or 984119 counting only the distinct ones).

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

The square root of 1222241022 is about 34960.5638112431. The cubic root of 1222241022 is about 1069.1835918735.

Adding to 1222241022 its reverse (2201422221), we get a palindrome (3423663243).

The spelling of 1222241022 in words is "one billion, two hundred twenty-two million, two hundred forty-one thousand, twenty-two".