1210222244120 has 128 divisors (see below), whose sum is σ = 2928656839680. Its totient is φ = 449034432000.

The previous prime is 1210222244083. The next prime is 1210222244149. The reversal of 1210222244120 is 214422220121.

It is a super-3 number, since 3×1210222244120³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3832655 + ... + 4136385.

It is an arithmetic number, because the mean of its divisors is an integer number (22880131560).

Almost surely, 2^{1210222244120} is an apocalyptic number.

1210222244120 is a gapful number since it is divisible by the number (10) 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 1210222244120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1464328419840).

1210222244120 is an abundant number, since it is smaller than the sum of its proper divisors (1718434595560).

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

1210222244120 is a wasteful number, since it uses less digits than its factorization.

1210222244120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303897 (or 303893 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 1210222244120 its reverse (214422220121), we get a palindrome (1424644464241).

The spelling of 1210222244120 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, two hundred forty-four thousand, one hundred twenty".