1005343421112 has 24 divisors (see below), whose sum is σ = 2722805099040. Its totient is φ = 335114473680.

The previous prime is 1005343421107. The next prime is 1005343421119. The reversal of 1005343421112 is 2111243435001.

1005343421112 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 3 + 434 + 211 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005343421119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6981551464 + ... + 6981551607.

It is an arithmetic number, because the mean of its divisors is an integer number (113450212460).

Almost surely, 2^{1005343421112} is an apocalyptic number.

1005343421112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1005343421112 is an abundant number, since it is smaller than the sum of its proper divisors (1717461677928).

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

1005343421112 is a wasteful number, since it uses less digits than its factorization.

1005343421112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13963103083 (or 13963103076 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1005343421112 its reverse (2111243435001), we get a palindrome (3116586856113).

The spelling of 1005343421112 in words is "one trillion, five billion, three hundred forty-three million, four hundred twenty-one thousand, one hundred twelve".