1005222215424 has 72 divisors (see below), whose sum is σ = 3057550921600. Its totient is φ = 287206345728.

The previous prime is 1005222215423. The next prime is 1005222215441. The reversal of 1005222215424 is 4245122225001.

1005222215424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1005222215391 and 1005222215400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005222215423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93486274 + ... + 93497025.

Almost surely, 2^{1005222215424} is an apocalyptic number.

1005222215424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1005222215424 is an abundant number, since it is smaller than the sum of its proper divisors (2052328706176).

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

1005222215424 is an equidigital number, since it uses as much as digits as its factorization.

1005222215424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186983325 (or 186983311 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The spelling of 1005222215424 in words is "one trillion, five billion, two hundred twenty-two million, two hundred fifteen thousand, four hundred twenty-four".