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11031030130 = 251103103013
BaseRepresentation
bin10100100011000000…
…00010100101110010
31001110202211101120111
422101200002211302
5140042420431010
65022333131534
7540234131461
oct122140024562
931422741514
1011031030130
11475080222a
12217a329baa
13106a4a0483
1476906a9d8
1544866d58a
hex291802972

11031030130 has 8 divisors (see below), whose sum is σ = 19855854252. Its totient is φ = 4412412048.

The previous prime is 11031030103. The next prime is 11031030133. The reversal of 11031030130 is 3103013011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10796664649 + 234365481 = 103907^2 + 15309^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11031030130.

It is not an unprimeable number, because it can be changed into a prime (11031030133) 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, 551551497 + ... + 551551516.

Almost surely, 211031030130 is an apocalyptic number.

11031030130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11031030130 is a deficient number, since it is larger than the sum of its proper divisors (8824824122).

11031030130 is a wasteful number, since it uses less digits than its factorization.

11031030130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103103020.

The product of its (nonzero) digits is 27, while the sum is 13.

Adding to 11031030130 its reverse (3103013011), we get a palindrome (14134043141).

The spelling of 11031030130 in words is "eleven billion, thirty-one million, thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 1103103013 2206206026 5515515065 11031030130