1001016166051 has 4 divisors (see below), whose sum is σ = 1092017635704. Its totient is φ = 910014696400.

The previous prime is 1001016166043. The next prime is 1001016166067. The reversal of 1001016166051 is 1506616101001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1001016166051 - 2³ = 1001016166043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001016163051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45500734810 + ... + 45500734831.

It is an arithmetic number, because the mean of its divisors is an integer number (273004408926).

Almost surely, 2^{1001016166051} is an apocalyptic number.

1001016166051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1001016166051 is a deficient number, since it is larger than the sum of its proper divisors (91001469653).

1001016166051 is an equidigital number, since it uses as much as digits as its factorization.

1001016166051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91001469652.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 1001016166051 in words is "one trillion, one billion, sixteen million, one hundred sixty-six thousand, fifty-one".