101000001011 has 16 divisors (see below), whose sum is σ = 124620855744. Its totient is φ = 79710770304.

The previous prime is 101000000971. The next prime is 101000001031. The reversal of 101000001011 is 110100000101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101000001011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101000000986 and 101000001004.

It is not an unprimeable number, because it can be changed into a prime (101000001031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1361720 + ... + 1433973.

It is an arithmetic number, because the mean of its divisors is an integer number (7788803484).

Almost surely, 2^101000001011 is an apocalyptic number.

101000001011 is a deficient number, since it is larger than the sum of its proper divisors (23620854733).

101000001011 is a wasteful number, since it uses less digits than its factorization.

101000001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2796110.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 101000001011 its reverse (110100000101), we get a palindrome (211100001112).

The spelling of 101000001011 in words is "one hundred one billion, one thousand, eleven".