11030342031 has 12 divisors (see below), whose sum is σ = 15939438840. Its totient is φ = 7350458640.

The previous prime is 11030342027. The next prime is 11030342039. The reversal of 11030342031 is 13024303011.

It is not a de Polignac number, because 11030342031 - 2² = 11030342027 is a prime.

It is a super-2 number, since 2×11030342031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11030341995 and 11030342013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11030342039) 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, 235941 + ... + 278798.

It is an arithmetic number, because the mean of its divisors is an integer number (1328286570).

Almost surely, 2^11030342031 is an apocalyptic number.

11030342031 is a deficient number, since it is larger than the sum of its proper divisors (4909096809).

11030342031 is a wasteful number, since it uses less digits than its factorization.

11030342031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517126 (or 517123 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11030342031 its reverse (13024303011), we get a palindrome (24054645042).

The spelling of 11030342031 in words is "eleven billion, thirty million, three hundred forty-two thousand, thirty-one".