1022240020312 has 96 divisors (see below), whose sum is σ = 2230754688000. Its totient is φ = 430104052224.

The previous prime is 1022240020237. The next prime is 1022240020313. The reversal of 1022240020312 is 2130200422201.

It is a self number, because there is not a number n which added to its sum of digits gives 1022240020312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022240020313) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 426109689 + ... + 426112087.

It is an arithmetic number, because the mean of its divisors is an integer number (23237028000).

Almost surely, 2^{1022240020312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022240020312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1115377344000).

1022240020312 is an abundant number, since it is smaller than the sum of its proper divisors (1208514667688).

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

1022240020312 is an equidigital number, since it uses as much as digits as its factorization.

1022240020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3153 (or 2812 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1022240020312 its reverse (2130200422201), we get a palindrome (3152440442513).

The spelling of 1022240020312 in words is "one trillion, twenty-two billion, two hundred forty million, twenty thousand, three hundred twelve".