1001011161011 has 8 divisors (see below), whose sum is σ = 1030439818464. Its totient is φ = 971707466880.

The previous prime is 1001011160971. The next prime is 1001011161049. The reversal of 1001011161011 is 1101611101001.

It is a happy number.

1001011161011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001011161011 is a prime.

It is a super-3 number, since 3×1001011161011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001011161091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31224575 + ... + 31256616.

It is an arithmetic number, because the mean of its divisors is an integer number (128804977308).

Almost surely, 2^{1001011161011} is an apocalyptic number.

1001011161011 is a deficient number, since it is larger than the sum of its proper divisors (29428657453).

1001011161011 is an equidigital number, since it uses as much as digits as its factorization.

1001011161011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62481661.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 1001011161011 its reverse (1101611101001), we get a palindrome (2102622262012).

The spelling of 1001011161011 in words is "one trillion, one billion, eleven million, one hundred sixty-one thousand, eleven".