10100001011011 has 4 divisors (see below), whose sum is σ = 10204124732872. Its totient is φ = 9995877289152.

The previous prime is 10100001010969. The next prime is 10100001011021. The reversal of 10100001011011 is 11011010000101.

It is a happy number.

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 10100001011011 - 2¹¹ = 10100001008963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10100001010985 and 10100001011003.

It is not an unprimeable number, because it can be changed into a prime (10100001011021) 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, 52061860785 + ... + 52061860978.

It is an arithmetic number, because the mean of its divisors is an integer number (2551031183218).

Almost surely, 2^{10100001011011} is an apocalyptic number.

10100001011011 is a deficient number, since it is larger than the sum of its proper divisors (104123721861).

10100001011011 is an equidigital number, since it uses as much as digits as its factorization.

10100001011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104123721860.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10100001011011 its reverse (11011010000101), we get a palindrome (21111011011112).

The spelling of 10100001011011 in words is "ten trillion, one hundred billion, one million, eleven thousand, eleven".