11030021115 has 8 divisors (see below), whose sum is σ = 17648033808. Its totient is φ = 5882677920.

The previous prime is 11030021089. The next prime is 11030021131. The reversal of 11030021115 is 51112003011.

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

It is not a de Polignac number, because 11030021115 - 2¹⁰ = 11030020091 is a prime.

It is a super-2 number, since 2×11030021115² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 735334741 = 11030021115 / (1 + 1 + 0 + 3 + 0 + 0 + 2 + 1 + 1 + 1 + 5).

It is a junction number, because it is equal to n+sod(n) for n = 11030021094 and 11030021103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367667356 + ... + 367667385.

It is an arithmetic number, because the mean of its divisors is an integer number (2206004226).

Almost surely, 2^11030021115 is an apocalyptic number.

11030021115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11030021115 is a deficient number, since it is larger than the sum of its proper divisors (6618012693).

11030021115 is an equidigital number, since it uses as much as digits as its factorization.

11030021115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735334749.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 11030021115 its reverse (51112003011), we get a palindrome (62142024126).

The spelling of 11030021115 in words is "eleven billion, thirty million, twenty-one thousand, one hundred fifteen".