1005103231050 has 24 divisors (see below), whose sum is σ = 2492656013376. Its totient is φ = 268027528240.

The previous prime is 1005103231049. The next prime is 1005103231051. The reversal of 1005103231050 is 501323015001.

It is an interprime number because it is at equal distance from previous prime (1005103231049) and next prime (1005103231051).

It is not an unprimeable number, because it can be changed into a prime (1005103231051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3350343954 + ... + 3350344253.

It is an arithmetic number, because the mean of its divisors is an integer number (103860667224).

Almost surely, 2^{1005103231050} is an apocalyptic number.

1005103231050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1005103231050 is an abundant number, since it is smaller than the sum of its proper divisors (1487552782326).

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

1005103231050 is a wasteful number, since it uses less digits than its factorization.

1005103231050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700688222 (or 6700688217 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 1005103231050 its reverse (501323015001), we get a palindrome (1506426246051).

The spelling of 1005103231050 in words is "one trillion, five billion, one hundred three million, two hundred thirty-one thousand, fifty".