11030312013 has 16 divisors (see below), whose sum is σ = 16848222720. Its totient is φ = 6287987376.

The previous prime is 11030311991. The next prime is 11030312047. The reversal of 11030312013 is 31021303011.

It is not a de Polignac number, because 11030312013 - 2¹⁰ = 11030310989 is a prime.

It is a super-2 number, since 2×11030312013² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11030311983 and 11030312001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11030312063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617995 + ... + 635592.

It is an arithmetic number, because the mean of its divisors is an integer number (1053013920).

Almost surely, 2^11030312013 is an apocalyptic number.

It is an amenable number.

11030312013 is a deficient number, since it is larger than the sum of its proper divisors (5817910707).

11030312013 is a wasteful number, since it uses less digits than its factorization.

11030312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254016.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11030312013 its reverse (31021303011), we get a palindrome (42051615024).

The spelling of 11030312013 in words is "eleven billion, thirty million, three hundred twelve thousand, thirteen".