1022241423440 has 160 divisors (see below), whose sum is σ = 2534813761536. Its totient is φ = 382494548480.

The previous prime is 1022241423421. The next prime is 1022241423461. The reversal of 1022241423440 is 443241422201.

It is a happy number.

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, 130667369 + ... + 130675191.

Almost surely, 2^{1022241423440} is an apocalyptic number.

1022241423440 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 1022241423440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1267406880768).

1022241423440 is an abundant number, since it is smaller than the sum of its proper divisors (1512572338096).

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

1022241423440 is a wasteful number, since it uses less digits than its factorization.

1022241423440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9417 (or 9411 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1022241423440 its reverse (443241422201), we get a palindrome (1465482845641).

The spelling of 1022241423440 in words is "one trillion, twenty-two billion, two hundred forty-one million, four hundred twenty-three thousand, four hundred forty".