10111201011 has 12 divisors (see below), whose sum is σ = 14999800192. Its totient is φ = 6558616656.

The previous prime is 10111201007. The next prime is 10111201033. The reversal of 10111201011 is 11010211101.

It is not a de Polignac number, because 10111201011 - 2² = 10111201007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10111200984 and 10111201002.

It is not an unprimeable number, because it can be changed into a prime (10111201811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15181651 + ... + 15182316.

Almost surely, 2^10111201011 is an apocalyptic number.

10111201011 is a deficient number, since it is larger than the sum of its proper divisors (4888599181).

10111201011 is a wasteful number, since it uses less digits than its factorization.

10111201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30364010 (or 30364007 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10111201011 its reverse (11010211101), we get a palindrome (21121412112).

The spelling of 10111201011 in words is "ten billion, one hundred eleven million, two hundred one thousand, eleven".