11303012011013 has 4 divisors (see below), whose sum is σ = 11303029620960. Its totient is φ = 11302994401068.

The previous prime is 11303012010949. The next prime is 11303012011097. The reversal of 11303012011013 is 31011021030311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11303012011013 - 2⁶ = 11303012010949 is a prime.

It is a super-2 number, since 2×11303012011013² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11303012010982 and 11303012011000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303012010013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7804283 + ... + 9138536.

It is an arithmetic number, because the mean of its divisors is an integer number (2825757405240).

Almost surely, 2^{11303012011013} is an apocalyptic number.

It is an amenable number.

11303012011013 is a deficient number, since it is larger than the sum of its proper divisors (17609947).

11303012011013 is an equidigital number, since it uses as much as digits as its factorization.

11303012011013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17609946.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11303012011013 its reverse (31011021030311), we get a palindrome (42314033041324).

The spelling of 11303012011013 in words is "eleven trillion, three hundred three billion, twelve million, eleven thousand, thirteen".