10112321011 has 12 divisors (see below), whose sum is σ = 11052384552. Its totient is φ = 9247195776.

The previous prime is 10112320997. The next prime is 10112321027. The reversal of 10112321011 is 11012321101.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-10112321011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10112320982 and 10112321000.

It is not an unprimeable number, because it can be changed into a prime (10112361011) 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, 261526 + ... + 297691.

It is an arithmetic number, because the mean of its divisors is an integer number (921032046).

Almost surely, 2^10112321011 is an apocalyptic number.

10112321011 is a deficient number, since it is larger than the sum of its proper divisors (940063541).

10112321011 is a wasteful number, since it uses less digits than its factorization.

10112321011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559350 (or 559337 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10112321011 its reverse (11012321101), we get a palindrome (21124642112).

The spelling of 10112321011 in words is "ten billion, one hundred twelve million, three hundred twenty-one thousand, eleven".