1001054055123 has 24 divisors (see below), whose sum is σ = 1459979307072. Its totient is φ = 660931077168.

The previous prime is 1001054054941. The next prime is 1001054055151. The reversal of 1001054055123 is 3215504501001.

1001054055123 is a `hidden beast` number, since 1 + 0 + 0 + 105 + 4 + 0 + 551 + 2 + 3 = 666.

It is not a de Polignac number, because 1001054055123 - 2⁸ = 1001054054867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001054055623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 790461 + ... + 1620782.

It is an arithmetic number, because the mean of its divisors is an integer number (60832471128).

Almost surely, 2^{1001054055123} is an apocalyptic number.

1001054055123 is a deficient number, since it is larger than the sum of its proper divisors (458925251949).

1001054055123 is a wasteful number, since it uses less digits than its factorization.

1001054055123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411695 (or 2411692 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 1001054055123 its reverse (3215504501001), we get a palindrome (4216558556124).

The spelling of 1001054055123 in words is "one trillion, one billion, fifty-four million, fifty-five thousand, one hundred twenty-three".