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2122462231 is a prime number
BaseRepresentation
bin111111010000010…
…0011010000010111
312110220210020211021
41332200203100113
513321322242411
6550335422011
7103411426351
oct17640432027
95426706737
102122462231
1199a09031a
124b2984907
1327a953c16
14161c560d1
15c6502a71
hex7e823417

2122462231 has 2 divisors, whose sum is σ = 2122462232. Its totient is φ = 2122462230.

The previous prime is 2122462219. The next prime is 2122462259. The reversal of 2122462231 is 1322642212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2122462231 is a prime.

It is a super-2 number, since 2×21224622312 = 9009691844042994722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2122462196 and 2122462205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122462201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061231115 + 1061231116.

It is an arithmetic number, because the mean of its divisors is an integer number (1061231116).

Almost surely, 22122462231 is an apocalyptic number.

2122462231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122462231 is an equidigital number, since it uses as much as digits as its factorization.

2122462231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 2122462231 is about 46070.1880938205. The cubic root of 2122462231 is about 1285.1288017570.

The spelling of 2122462231 in words is "two billion, one hundred twenty-two million, four hundred sixty-two thousand, two hundred thirty-one".