10113212011 has 8 divisors (see below), whose sum is σ = 11826746624. Its totient is φ = 8466874920.

The previous prime is 10113211967. The next prime is 10113212017. The reversal of 10113212011 is 11021231101.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-10113212011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10113211982 and 10113212000.

It is not an unprimeable number, because it can be changed into a prime (10113212017) 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, 16799055 + ... + 16799656.

It is an arithmetic number, because the mean of its divisors is an integer number (1478343328).

Almost surely, 2^10113212011 is an apocalyptic number.

10113212011 is a deficient number, since it is larger than the sum of its proper divisors (1713534613).

10113212011 is an equidigital number, since it uses as much as digits as its factorization.

10113212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33598761.

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

Adding to 10113212011 its reverse (11021231101), we get a palindrome (21134443112).

The spelling of 10113212011 in words is "ten billion, one hundred thirteen million, two hundred twelve thousand, eleven".