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30322101331 = 312011486391
BaseRepresentation
bin11100001111010101…
…101000110001010011
32220021012101100100001
4130033111220301103
5444044424220311
621532455510431
72122260415534
oct341725506123
986235340301
1030322101331
1111950043585
125a62988417
132b230308c2
14167913268b
15bc70514c1
hex70f568c53

30322101331 has 8 divisors (see below), whose sum is σ = 31315862528. Its totient is φ = 29329317000.

The previous prime is 30322101301. The next prime is 30322101347. The reversal of 30322101331 is 13310122303.

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

It is not a de Polignac number, because 30322101331 - 215 = 30322068563 is a prime.

It is a super-3 number, since 3×303221013313 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30322101299 and 30322101308.

It is not an unprimeable number, because it can be changed into a prime (30322101301) 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, 180855 + ... + 305536.

It is an arithmetic number, because the mean of its divisors is an integer number (3914482816).

Almost surely, 230322101331 is an apocalyptic number.

30322101331 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

30322101331 is a deficient number, since it is larger than the sum of its proper divisors (993761197).

30322101331 is a wasteful number, since it uses less digits than its factorization.

30322101331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488433.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 30322101331 its reverse (13310122303), we get a palindrome (43632223634).

The spelling of 30322101331 in words is "thirty billion, three hundred twenty-two million, one hundred one thousand, three hundred thirty-one".

Divisors: 1 31 2011 62341 486391 15078121 978132301 30322101331