11030321145 has 16 divisors (see below), whose sum is σ = 17651886912. Its totient is φ = 5881713600.

The previous prime is 11030321111. The next prime is 11030321167. The reversal of 11030321145 is 54112303011.

It is not a de Polignac number, because 11030321145 - 2¹⁰ = 11030320121 is a prime.

It is a super-2 number, since 2×11030321145² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14095 + ... + 149195.

It is an arithmetic number, because the mean of its divisors is an integer number (1103242932).

Almost surely, 2^11030321145 is an apocalyptic number.

11030321145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11030321145 is a deficient number, since it is larger than the sum of its proper divisors (6621565767).

11030321145 is a wasteful number, since it uses less digits than its factorization.

11030321145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140552.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 11030321145 its reverse (54112303011), we get a palindrome (65142624156).

The spelling of 11030321145 in words is "eleven billion, thirty million, three hundred twenty-one thousand, one hundred forty-five".