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1102130331 = 31433256369
BaseRepresentation
bin100000110110001…
…0010110010011011
32211210212000120220
41001230102302123
54224121132311
6301210251123
736211644651
oct10154226233
92753760526
101102130331
1151613a915
12269126aa3
13147448533
14a6534dd1
1566b57206
hex41b12c9b

1102130331 has 8 divisors (see below), whose sum is σ = 1470538320. Its totient is φ = 734237952.

The previous prime is 1102130327. The next prime is 1102130333. The reversal of 1102130331 is 1330312011.

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

It is not a de Polignac number, because 1102130331 - 22 = 1102130327 is a prime.

It is a super-2 number, since 2×11021303312 = 2429382533020339122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1102130331.

It is not an unprimeable number, because it can be changed into a prime (1102130333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123886 + ... + 132483.

It is an arithmetic number, because the mean of its divisors is an integer number (183817290).

Almost surely, 21102130331 is an apocalyptic number.

1102130331 is a deficient number, since it is larger than the sum of its proper divisors (368407989).

1102130331 is a wasteful number, since it uses less digits than its factorization.

1102130331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257805.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1102130331 is about 33198.3483173486. The cubic root of 1102130331 is about 1032.9460791586.

Adding to 1102130331 its reverse (1330312011), we get a palindrome (2432442342).

The spelling of 1102130331 in words is "one billion, one hundred two million, one hundred thirty thousand, three hundred thirty-one".

Divisors: 1 3 1433 4299 256369 769107 367376777 1102130331