10513531011 has 8 divisors (see below), whose sum is σ = 14026308624. Its totient is φ = 7004887040.

The previous prime is 10513531001. The next prime is 10513531031. The reversal of 10513531011 is 11013531501.

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

It is a cyclic number.

It is not a de Polignac number, because 10513531011 - 2⁶ = 10513530947 is a prime.

It is a super-2 number, since 2×10513531011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10513531001) 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, 1027470 + ... + 1037651.

It is an arithmetic number, because the mean of its divisors is an integer number (1753288578).

Almost surely, 2^10513531011 is an apocalyptic number.

10513531011 is a deficient number, since it is larger than the sum of its proper divisors (3512777613).

10513531011 is a wasteful number, since it uses less digits than its factorization.

10513531011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066821.

The product of its (nonzero) digits is 225, while the sum is 21.

The spelling of 10513531011 in words is "ten billion, five hundred thirteen million, five hundred thirty-one thousand, eleven".