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310230400221131 = 13238310014216089
BaseRepresentation
bin100011010001001110010010…
…0110011011011111111001011
31111200102201212222211202201212
41012202130210303123333023
5311130303324424034011
63015445513421403335
7122226256343532605
oct10642344463337713
91450381788752655
10310230400221131
118a937a79264835
122a96489140954b
13104147a7b32720
1456873352b2175
1525cec10a5908b
hex11a2724cdbfcb

310230400221131 has 8 divisors (see below), whose sum is σ = 334234476219840. Its totient is φ = 286246352659392.

The previous prime is 310230400221103. The next prime is 310230400221143. The reversal of 310230400221131 is 131122004032013.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-310230400221131 is a prime.

It is a super-2 number, since 2×3102304002211312 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 310230400221097 and 310230400221106.

It is not an unprimeable number, because it can be changed into a prime (310230400221031) 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, 5007077066 + ... + 5007139023.

It is an arithmetic number, because the mean of its divisors is an integer number (41779309527480).

Almost surely, 2310230400221131 is an apocalyptic number.

310230400221131 is a deficient number, since it is larger than the sum of its proper divisors (24004075998709).

310230400221131 is a wasteful number, since it uses less digits than its factorization.

310230400221131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10014218485.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 310230400221131 its reverse (131122004032013), we get a palindrome (441352404253144).

The spelling of 310230400221131 in words is "three hundred ten trillion, two hundred thirty billion, four hundred million, two hundred twenty-one thousand, one hundred thirty-one".

Divisors: 1 13 2383 30979 10014216089 130184809157 23863876940087 310230400221131