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BaseRepresentation
bin10100011111101010…
…01110111001011010
31001101211010220011111
422033311032321122
5140013233444010
65015453050534
7536444135650
oct121765167132
931354126144
1011003031130
114736a19163
122170a86a4a
131064749210
1476545cdd0
15445e8c58a
hex28fd4ee5a

11003031130 has 64 divisors (see below), whose sum is σ = 24391922688. Its totient is φ = 3479996160.

The previous prime is 11003031121. The next prime is 11003031131. The reversal of 11003031130 is 3113030011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 11003031130.

It is not an unprimeable number, because it can be changed into a prime (11003031131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1874400 + ... + 1880260.

It is an arithmetic number, because the mean of its divisors is an integer number (381123792).

Almost surely, 211003031130 is an apocalyptic number.

11003031130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11003031130 is an abundant number, since it is smaller than the sum of its proper divisors (13388891558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11003031130 is a wasteful number, since it uses less digits than its factorization.

11003031130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7951.

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

Adding to 11003031130 its reverse (3113030011), we get a palindrome (14116061141).

The spelling of 11003031130 in words is "eleven billion, three million, thirty-one thousand, one hundred thirty".