1001055101005 has 16 divisors (see below), whose sum is σ = 1202000091264. Its totient is φ = 800354934720.

The previous prime is 1001055100939. The next prime is 1001055101029. The reversal of 1001055101005 is 5001015501001.

It is a happy number.

It is not a de Polignac number, because 1001055101005 - 2¹¹ = 1001055098957 is a prime.

It is a super-2 number, since 2×1001055101005² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81532927 + ... + 81545203.

It is an arithmetic number, because the mean of its divisors is an integer number (75125005704).

Almost surely, 2^{1001055101005} is an apocalyptic number.

It is an amenable number.

1001055101005 is a deficient number, since it is larger than the sum of its proper divisors (200944990259).

1001055101005 is a wasteful number, since it uses less digits than its factorization.

1001055101005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20916.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 1001055101005 in words is "one trillion, one billion, fifty-five million, one hundred one thousand, five".