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2112152899 is a prime number
BaseRepresentation
bin111110111100100…
…1110010101000011
312110012101111002011
41331321032111003
513311202343044
6545330433351
7103225001113
oct17571162503
95405344064
102112152899
1199428980a
124ab432857
1327878461c
14160731043
15c5668134
hex7de4e543

2112152899 has 2 divisors, whose sum is σ = 2112152900. Its totient is φ = 2112152898.

The previous prime is 2112152857. The next prime is 2112152953. The reversal of 2112152899 is 9982512112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112152899 - 27 = 2112152771 is a prime.

It is a super-2 number, since 2×21121528992 = 8922379737508208402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2112152839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056076449 + 1056076450.

It is an arithmetic number, because the mean of its divisors is an integer number (1056076450).

Almost surely, 22112152899 is an apocalyptic number.

2112152899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112152899 is an equidigital number, since it uses as much as digits as its factorization.

2112152899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 40.

The square root of 2112152899 is about 45958.1646609174. The cubic root of 2112152899 is about 1283.0446926648.

The spelling of 2112152899 in words is "two billion, one hundred twelve million, one hundred fifty-two thousand, eight hundred ninety-nine".